20218088943

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{3163}}^1\times {\mathrm{18211}}^1$

素因数の和:21396

約数の個数: 32

約数和(自身を含む): 32268750080

約数和(自身を除く): 12050661137

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 3163, 9489, 18211, 28467, 41119, 54633, 85401, 123357, 163899, 236743, 370071, 491697, 710229, 1110213, 2130687, 6392061, 57601393, 172804179, 518412537, 748818109, 1555237611, 2246454327, 6739362981, 20218088943]

約数ペア:

[(1, 20218088943), (3, 6739362981), (9, 2246454327), (13, 1555237611), (27, 748818109), (39, 518412537), (117, 172804179), (351, 57601393), (3163, 6392061), (9489, 2130687), (18211, 1110213), (28467, 710229), (41119, 491697), (54633, 370071), (85401, 236743), (123357, 163899)]