17990472

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 29183928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 328, 376, 389, 492, 564, 778, 984, 1128, 1167, 1556, 1927, 2334, 3112, 3854, 4668, 5781, 7708, 9336, 11562, 15416, 15949, 18283, 23124, 31898, 36566, 46248, 47847, 54849, 63796, 73132, 95694, 109698, 127592, 146264, 191388, 219396, 382776, 438792, 749603, 1499206, 2248809, 2998412, 4497618, 5996824, 8995236, 17990472]

約数ペア:

[(1, 17990472), (2, 8995236), (3, 5996824), (4, 4497618), (6, 2998412), (8, 2248809), (12, 1499206), (24, 749603), (41, 438792), (47, 382776), (82, 219396), (94, 191388), (123, 146264), (141, 127592), (164, 109698), (188, 95694), (246, 73132), (282, 63796), (328, 54849), (376, 47847), (389, 46248), (492, 36566), (564, 31898), (778, 23124), (984, 18283), (1128, 15949), (1167, 15416), (1556, 11562), (1927, 9336), (2334, 7708), (3112, 5781), (3854, 4668)]