20194157295

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1786

約数の個数: 144

約数和(自身を含む): 39856433760

約数和(自身を除く): 19662276465

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 43, 45, 65, 111, 117, 129, 169, 185, 195, 215, 333, 387, 481, 507, 555, 559, 585, 645, 845, 1443, 1521, 1591, 1665, 1669, 1677, 1935, 2405, 2535, 2795, 4329, 4773, 5007, 5031, 6253, 7215, 7267, 7605, 7955, 8345, 8385, 14319, 15021, 18759, 20683, 21645, 21697, 21801, 23865, 25035, 25155, 31265, 36335, 56277, 61753, 62049, 65091, 65403, 71595, 71767, 75105, 93795, 103415, 108485, 109005, 185259, 186147, 195273, 215301, 268879, 281385, 282061, 308765, 310245, 325455, 327015, 358835, 555777, 645903, 802789, 806637, 846183, 926295, 930735, 932971, 976365, 1076505, 1344395, 1410305, 2408367, 2419911, 2538549, 2655379, 2778885, 2798913, 3229515, 4013945, 4033185, 4230915, 4664855, 7225101, 7966137, 8396739, 10436257, 12041835, 12099555, 12128623, 12692745, 13276895, 13994565, 23898411, 31308771, 34519927, 36125505, 36385869, 39830685, 41983695, 52181285, 60643115, 93926313, 103559781, 109157607, 119492055, 156543855, 172599635, 181929345, 310679343, 448759051, 469631565, 517798905, 545788035, 1346277153, 1553396715, 2243795255, 4038831459, 6731385765, 20194157295]

約数ペア:

[(1, 20194157295), (3, 6731385765), (5, 4038831459), (9, 2243795255), (13, 1553396715), (15, 1346277153), (37, 545788035), (39, 517798905), (43, 469631565), (45, 448759051), (65, 310679343), (111, 181929345), (117, 172599635), (129, 156543855), (169, 119492055), (185, 109157607), (195, 103559781), (215, 93926313), (333, 60643115), (387, 52181285), (481, 41983695), (507, 39830685), (555, 36385869), (559, 36125505), (585, 34519927), (645, 31308771), (845, 23898411), (1443, 13994565), (1521, 13276895), (1591, 12692745), (1665, 12128623), (1669, 12099555), (1677, 12041835), (1935, 10436257), (2405, 8396739), (2535, 7966137), (2795, 7225101), (4329, 4664855), (4773, 4230915), (5007, 4033185), (5031, 4013945), (6253, 3229515), (7215, 2798913), (7267, 2778885), (7605, 2655379), (7955, 2538549), (8345, 2419911), (8385, 2408367), (14319, 1410305), (15021, 1344395), (18759, 1076505), (20683, 976365), (21645, 932971), (21697, 930735), (21801, 926295), (23865, 846183), (25035, 806637), (25155, 802789), (31265, 645903), (36335, 555777), (56277, 358835), (61753, 327015), (62049, 325455), (65091, 310245), (65403, 308765), (71595, 282061), (71767, 281385), (75105, 268879), (93795, 215301), (103415, 195273), (108485, 186147), (109005, 185259)]