18331390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 25991810

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 133, 154, 179, 190, 209, 245, 266, 358, 385, 418, 490, 539, 665, 770, 895, 931, 1045, 1078, 1253, 1330, 1463, 1790, 1862, 1969, 2090, 2506, 2695, 2926, 3401, 3938, 4655, 5390, 6265, 6802, 7315, 8771, 9310, 9845, 10241, 12530, 13783, 14630, 17005, 17542, 19690, 20482, 23807, 27566, 34010, 37411, 43855, 47614, 51205, 68915, 74822, 87710, 96481, 102410, 119035, 137830, 166649, 187055, 192962, 238070, 261877, 333298, 374110, 482405, 523754, 833245, 964810, 1309385, 1666490, 1833139, 2618770, 3666278, 9165695, 18331390]

約数ペア:

[(1, 18331390), (2, 9165695), (5, 3666278), (7, 2618770), (10, 1833139), (11, 1666490), (14, 1309385), (19, 964810), (22, 833245), (35, 523754), (38, 482405), (49, 374110), (55, 333298), (70, 261877), (77, 238070), (95, 192962), (98, 187055), (110, 166649), (133, 137830), (154, 119035), (179, 102410), (190, 96481), (209, 87710), (245, 74822), (266, 68915), (358, 51205), (385, 47614), (418, 43855), (490, 37411), (539, 34010), (665, 27566), (770, 23807), (895, 20482), (931, 19690), (1045, 17542), (1078, 17005), (1253, 14630), (1330, 13783), (1463, 12530), (1790, 10241), (1862, 9845), (1969, 9310), (2090, 8771), (2506, 7315), (2695, 6802), (2926, 6265), (3401, 5390), (3938, 4655)]