18884460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44963}}^1$

素因数の和:44982

約数の個数: 48

約数和(自身を含む): 60431616

約数和(自身を除く): 41547156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44963, 89926, 134889, 179852, 224815, 269778, 314741, 449630, 539556, 629482, 674445, 899260, 944223, 1258964, 1348890, 1573705, 1888446, 2697780, 3147410, 3776892, 4721115, 6294820, 9442230, 18884460]

約数ペア:

[(1, 18884460), (2, 9442230), (3, 6294820), (4, 4721115), (5, 3776892), (6, 3147410), (7, 2697780), (10, 1888446), (12, 1573705), (14, 1348890), (15, 1258964), (20, 944223), (21, 899260), (28, 674445), (30, 629482), (35, 539556), (42, 449630), (60, 314741), (70, 269778), (84, 224815), (105, 179852), (140, 134889), (210, 89926), (420, 44963)]