18745832

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 45246600

約数和(自身を除く): 26500768

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 49, 56, 58, 68, 97, 98, 116, 119, 136, 194, 196, 203, 232, 238, 388, 392, 406, 476, 493, 679, 776, 812, 833, 952, 986, 1358, 1421, 1624, 1649, 1666, 1972, 2716, 2813, 2842, 3298, 3332, 3451, 3944, 4753, 5432, 5626, 5684, 6596, 6664, 6902, 9506, 11252, 11368, 11543, 13192, 13804, 19012, 19691, 22504, 23086, 24157, 27608, 38024, 39382, 46172, 47821, 48314, 78764, 80801, 92344, 95642, 96628, 137837, 157528, 161602, 191284, 193256, 275674, 323204, 334747, 382568, 551348, 646408, 669494, 1102696, 1338988, 2343229, 2677976, 4686458, 9372916, 18745832]

約数ペア:

[(1, 18745832), (2, 9372916), (4, 4686458), (7, 2677976), (8, 2343229), (14, 1338988), (17, 1102696), (28, 669494), (29, 646408), (34, 551348), (49, 382568), (56, 334747), (58, 323204), (68, 275674), (97, 193256), (98, 191284), (116, 161602), (119, 157528), (136, 137837), (194, 96628), (196, 95642), (203, 92344), (232, 80801), (238, 78764), (388, 48314), (392, 47821), (406, 46172), (476, 39382), (493, 38024), (679, 27608), (776, 24157), (812, 23086), (833, 22504), (952, 19691), (986, 19012), (1358, 13804), (1421, 13192), (1624, 11543), (1649, 11368), (1666, 11252), (1972, 9506), (2716, 6902), (2813, 6664), (2842, 6596), (3298, 5684), (3332, 5626), (3451, 5432), (3944, 4753)]