18000710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 40449024

約数和(自身を除く): 22448314

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 151, 182, 262, 302, 455, 655, 755, 910, 917, 1057, 1310, 1510, 1703, 1834, 1963, 2114, 3406, 3926, 4585, 5285, 8515, 9170, 9815, 10570, 11921, 13741, 17030, 19630, 19781, 23842, 27482, 39562, 59605, 68705, 98905, 119210, 137410, 138467, 197810, 257153, 276934, 514306, 692335, 1285765, 1384670, 1800071, 2571530, 3600142, 9000355, 18000710]

約数ペア:

[(1, 18000710), (2, 9000355), (5, 3600142), (7, 2571530), (10, 1800071), (13, 1384670), (14, 1285765), (26, 692335), (35, 514306), (65, 276934), (70, 257153), (91, 197810), (130, 138467), (131, 137410), (151, 119210), (182, 98905), (262, 68705), (302, 59605), (455, 39562), (655, 27482), (755, 23842), (910, 19781), (917, 19630), (1057, 17030), (1310, 13741), (1510, 11921), (1703, 10570), (1834, 9815), (1963, 9170), (2114, 8515), (3406, 5285), (3926, 4585)]