18400914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3947}}^1$

素因数の和:3999

約数の個数: 48

約数和(自身を含む): 46807488

約数和(自身を除く): 28406574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 3947, 4662, 7894, 11841, 23682, 27629, 35523, 55258, 71046, 82887, 146039, 165774, 248661, 292078, 438117, 497322, 876234, 1022273, 1314351, 2044546, 2628702, 3066819, 6133638, 9200457, 18400914]

約数ペア:

[(1, 18400914), (2, 9200457), (3, 6133638), (6, 3066819), (7, 2628702), (9, 2044546), (14, 1314351), (18, 1022273), (21, 876234), (37, 497322), (42, 438117), (63, 292078), (74, 248661), (111, 165774), (126, 146039), (222, 82887), (259, 71046), (333, 55258), (518, 35523), (666, 27629), (777, 23682), (1554, 11841), (2331, 7894), (3947, 4662)]