20125945155

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1\times {\mathrm{18097}}^1$

素因数の和:18747

約数の個数: 32

約数和(自身を含む): 32482579968

約数和(自身を除く): 12356634813

約数列:

[1, 3, 5, 15, 151, 453, 491, 755, 1473, 2265, 2455, 7365, 18097, 54291, 74141, 90485, 222423, 271455, 370705, 1112115, 2732647, 8197941, 8885627, 13663235, 26656881, 40989705, 44428135, 133284405, 1341729677, 4025189031, 6708648385, 20125945155]

約数ペア:

[(1, 20125945155), (3, 6708648385), (5, 4025189031), (15, 1341729677), (151, 133284405), (453, 44428135), (491, 40989705), (755, 26656881), (1473, 13663235), (2265, 8885627), (2455, 8197941), (7365, 2732647), (18097, 1112115), (54291, 370705), (74141, 271455), (90485, 222423)]