18113810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 21077230

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 53, 55, 65, 106, 110, 130, 143, 239, 265, 286, 478, 530, 583, 689, 715, 1166, 1195, 1378, 1430, 2390, 2629, 2915, 3107, 3445, 5258, 5830, 6214, 6890, 7579, 12667, 13145, 15158, 15535, 25334, 26290, 31070, 34177, 37895, 63335, 68354, 75790, 126670, 139337, 164671, 170885, 278674, 329342, 341770, 696685, 823355, 1393370, 1646710, 1811381, 3622762, 9056905, 18113810]

約数ペア:

[(1, 18113810), (2, 9056905), (5, 3622762), (10, 1811381), (11, 1646710), (13, 1393370), (22, 823355), (26, 696685), (53, 341770), (55, 329342), (65, 278674), (106, 170885), (110, 164671), (130, 139337), (143, 126670), (239, 75790), (265, 68354), (286, 63335), (478, 37895), (530, 34177), (583, 31070), (689, 26290), (715, 25334), (1166, 15535), (1195, 15158), (1378, 13145), (1430, 12667), (2390, 7579), (2629, 6890), (2915, 6214), (3107, 5830), (3445, 5258)]