20512114845

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1\times {\mathrm{757}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 34291192320

約数和(自身を除く): 13779077475

約数列:

[1, 3, 5, 15, 29, 87, 145, 167, 373, 435, 501, 757, 835, 1119, 1865, 2271, 2505, 3785, 4843, 5595, 10817, 11355, 14529, 21953, 24215, 32451, 54085, 62291, 65859, 72645, 109765, 126419, 162255, 186873, 282361, 311455, 329295, 379257, 632095, 847083, 934365, 1411805, 1806439, 1896285, 3666151, 4235415, 5419317, 8188469, 9032195, 10998453, 18330755, 24565407, 27096585, 40942345, 47154287, 54992265, 122827035, 141462861, 235771435, 707314305, 1367474323, 4102422969, 6837371615, 20512114845]

約数ペア:

[(1, 20512114845), (3, 6837371615), (5, 4102422969), (15, 1367474323), (29, 707314305), (87, 235771435), (145, 141462861), (167, 122827035), (373, 54992265), (435, 47154287), (501, 40942345), (757, 27096585), (835, 24565407), (1119, 18330755), (1865, 10998453), (2271, 9032195), (2505, 8188469), (3785, 5419317), (4843, 4235415), (5595, 3666151), (10817, 1896285), (11355, 1806439), (14529, 1411805), (21953, 934365), (24215, 847083), (32451, 632095), (54085, 379257), (62291, 329295), (65859, 311455), (72645, 282361), (109765, 186873), (126419, 162255)]