18782110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 36825264

約数和(自身を除く): 18043154

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 97, 134, 170, 194, 289, 335, 485, 578, 670, 970, 1139, 1445, 1649, 2278, 2890, 3298, 5695, 6499, 8245, 11390, 12998, 16490, 19363, 28033, 32495, 38726, 56066, 64990, 96815, 110483, 140165, 193630, 220966, 280330, 552415, 1104830, 1878211, 3756422, 9391055, 18782110]

約数ペア:

[(1, 18782110), (2, 9391055), (5, 3756422), (10, 1878211), (17, 1104830), (34, 552415), (67, 280330), (85, 220966), (97, 193630), (134, 140165), (170, 110483), (194, 96815), (289, 64990), (335, 56066), (485, 38726), (578, 32495), (670, 28033), (970, 19363), (1139, 16490), (1445, 12998), (1649, 11390), (2278, 8245), (2890, 6499), (3298, 5695)]