18702558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 46665216

約数和(自身を除く): 27962658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151, 302, 453, 906, 983, 1057, 1359, 1966, 2114, 2718, 2949, 3171, 5898, 6342, 6881, 8847, 9513, 13762, 17694, 19026, 20643, 41286, 61929, 123858, 148433, 296866, 445299, 890598, 1039031, 1335897, 2078062, 2671794, 3117093, 6234186, 9351279, 18702558]

約数ペア:

[(1, 18702558), (2, 9351279), (3, 6234186), (6, 3117093), (7, 2671794), (9, 2078062), (14, 1335897), (18, 1039031), (21, 890598), (42, 445299), (63, 296866), (126, 148433), (151, 123858), (302, 61929), (453, 41286), (906, 20643), (983, 19026), (1057, 17694), (1359, 13762), (1966, 9513), (2114, 8847), (2718, 6881), (2949, 6342), (3171, 5898)]