20164482

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 51538032

約数和(自身を除く): 31373550

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 37, 39, 51, 74, 78, 102, 111, 117, 137, 153, 221, 222, 234, 274, 306, 333, 411, 442, 481, 629, 663, 666, 822, 962, 1233, 1258, 1326, 1443, 1781, 1887, 1989, 2329, 2466, 2886, 3562, 3774, 3978, 4329, 4658, 5069, 5343, 5661, 6987, 8177, 8658, 10138, 10686, 11322, 13974, 15207, 16029, 16354, 20961, 24531, 30277, 30414, 32058, 41922, 45621, 49062, 60554, 65897, 73593, 86173, 90831, 91242, 131794, 147186, 172346, 181662, 197691, 258519, 272493, 395382, 517038, 544986, 593073, 775557, 1120249, 1186146, 1551114, 2240498, 3360747, 6721494, 10082241, 20164482]

約数ペア:

[(1, 20164482), (2, 10082241), (3, 6721494), (6, 3360747), (9, 2240498), (13, 1551114), (17, 1186146), (18, 1120249), (26, 775557), (34, 593073), (37, 544986), (39, 517038), (51, 395382), (74, 272493), (78, 258519), (102, 197691), (111, 181662), (117, 172346), (137, 147186), (153, 131794), (221, 91242), (222, 90831), (234, 86173), (274, 73593), (306, 65897), (333, 60554), (411, 49062), (442, 45621), (481, 41922), (629, 32058), (663, 30414), (666, 30277), (822, 24531), (962, 20961), (1233, 16354), (1258, 16029), (1326, 15207), (1443, 13974), (1781, 11322), (1887, 10686), (1989, 10138), (2329, 8658), (2466, 8177), (2886, 6987), (3562, 5661), (3774, 5343), (3978, 5069), (4329, 4658)]