18145790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 17416450

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 1439, 2522, 2878, 6305, 7195, 12610, 14390, 18707, 37414, 93535, 139583, 187070, 279166, 697915, 1395830, 1814579, 3629158, 9072895, 18145790]

約数ペア:

[(1, 18145790), (2, 9072895), (5, 3629158), (10, 1814579), (13, 1395830), (26, 697915), (65, 279166), (97, 187070), (130, 139583), (194, 93535), (485, 37414), (970, 18707), (1261, 14390), (1439, 12610), (2522, 7195), (2878, 6305)]