19971130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 38734848

約数和(自身を除く): 18763718

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 2801, 3565, 5602, 7130, 14005, 28010, 64423, 86831, 128846, 173662, 322115, 434155, 644230, 868310, 1997113, 3994226, 9985565, 19971130]

約数ペア:

[(1, 19971130), (2, 9985565), (5, 3994226), (10, 1997113), (23, 868310), (31, 644230), (46, 434155), (62, 322115), (115, 173662), (155, 128846), (230, 86831), (310, 64423), (713, 28010), (1426, 14005), (2801, 7130), (3565, 5602)]