20401596

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 54058368

約数和(自身を除く): 33656772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 101, 124, 181, 186, 202, 279, 303, 362, 372, 404, 543, 558, 606, 724, 909, 1086, 1116, 1212, 1629, 1818, 2172, 3131, 3258, 3636, 5611, 6262, 6516, 9393, 11222, 12524, 16833, 18281, 18786, 22444, 28179, 33666, 36562, 37572, 50499, 54843, 56358, 67332, 73124, 100998, 109686, 112716, 164529, 201996, 219372, 329058, 566711, 658116, 1133422, 1700133, 2266844, 3400266, 5100399, 6800532, 10200798, 20401596]

約数ペア:

[(1, 20401596), (2, 10200798), (3, 6800532), (4, 5100399), (6, 3400266), (9, 2266844), (12, 1700133), (18, 1133422), (31, 658116), (36, 566711), (62, 329058), (93, 219372), (101, 201996), (124, 164529), (181, 112716), (186, 109686), (202, 100998), (279, 73124), (303, 67332), (362, 56358), (372, 54843), (404, 50499), (543, 37572), (558, 36562), (606, 33666), (724, 28179), (909, 22444), (1086, 18786), (1116, 18281), (1212, 16833), (1629, 12524), (1818, 11222), (2172, 9393), (3131, 6516), (3258, 6262), (3636, 5611)]