18686424

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 50371200

約数和(自身を除く): 31684776

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 114, 129, 152, 172, 228, 258, 344, 456, 516, 817, 953, 1032, 1634, 1906, 2451, 2859, 3268, 3812, 4902, 5718, 6536, 7624, 9804, 11436, 18107, 19608, 22872, 36214, 40979, 54321, 72428, 81958, 108642, 122937, 144856, 163916, 217284, 245874, 327832, 434568, 491748, 778601, 983496, 1557202, 2335803, 3114404, 4671606, 6228808, 9343212, 18686424]

約数ペア:

[(1, 18686424), (2, 9343212), (3, 6228808), (4, 4671606), (6, 3114404), (8, 2335803), (12, 1557202), (19, 983496), (24, 778601), (38, 491748), (43, 434568), (57, 327832), (76, 245874), (86, 217284), (114, 163916), (129, 144856), (152, 122937), (172, 108642), (228, 81958), (258, 72428), (344, 54321), (456, 40979), (516, 36214), (817, 22872), (953, 19608), (1032, 18107), (1634, 11436), (1906, 9804), (2451, 7624), (2859, 6536), (3268, 5718), (3812, 4902)]