20321796708

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{491}}^1\times {\mathrm{11383}}^1$

素因数の和:11985

約数の個数: 72

約数和(自身を含む): 51987813696

約数和(自身を除く): 31666016988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 491, 606, 909, 982, 1212, 1473, 1818, 1964, 2946, 3636, 4419, 5892, 8838, 11383, 17676, 22766, 34149, 45532, 49591, 68298, 99182, 102447, 136596, 148773, 198364, 204894, 297546, 409788, 446319, 595092, 892638, 1149683, 1785276, 2299366, 3449049, 4598732, 5589053, 6898098, 10347147, 11178106, 13796196, 16767159, 20694294, 22356212, 33534318, 41388588, 50301477, 67068636, 100602954, 201205908, 564494353, 1128988706, 1693483059, 2257977412, 3386966118, 5080449177, 6773932236, 10160898354, 20321796708]

約数ペア:

[(1, 20321796708), (2, 10160898354), (3, 6773932236), (4, 5080449177), (6, 3386966118), (9, 2257977412), (12, 1693483059), (18, 1128988706), (36, 564494353), (101, 201205908), (202, 100602954), (303, 67068636), (404, 50301477), (491, 41388588), (606, 33534318), (909, 22356212), (982, 20694294), (1212, 16767159), (1473, 13796196), (1818, 11178106), (1964, 10347147), (2946, 6898098), (3636, 5589053), (4419, 4598732), (5892, 3449049), (8838, 2299366), (11383, 1785276), (17676, 1149683), (22766, 892638), (34149, 595092), (45532, 446319), (49591, 409788), (68298, 297546), (99182, 204894), (102447, 198364), (136596, 148773)]