2018127751820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7933}}^1\times {\mathrm{410317}}^1$

素因数の和:418290

約数の個数: 48

約数和(自身を含む): 4375342288128

約数和(自身を除く): 2357214536308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 7933, 15866, 31732, 39665, 79330, 158660, 245923, 410317, 491846, 820634, 983692, 1229615, 1641268, 2051585, 2459230, 4103170, 4918460, 8206340, 12719827, 25439654, 50879308, 63599135, 127198270, 254396540, 3255044761, 6510089522, 13020179044, 16275223805, 32550447610, 65100895220, 100906387591, 201812775182, 403625550364, 504531937955, 1009063875910, 2018127751820]

約数ペア:

[(1, 2018127751820), (2, 1009063875910), (4, 504531937955), (5, 403625550364), (10, 201812775182), (20, 100906387591), (31, 65100895220), (62, 32550447610), (124, 16275223805), (155, 13020179044), (310, 6510089522), (620, 3255044761), (7933, 254396540), (15866, 127198270), (31732, 63599135), (39665, 50879308), (79330, 25439654), (158660, 12719827), (245923, 8206340), (410317, 4918460), (491846, 4103170), (820634, 2459230), (983692, 2051585), (1229615, 1641268)]