15804490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2074

約数の個数: 32

約数和(自身を含む): 31154256

約数和(自身を除く): 15349766

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 1993, 3965, 3986, 7930, 9965, 19930, 25909, 51818, 121573, 129545, 243146, 259090, 607865, 1215730, 1580449, 3160898, 7902245, 15804490]

約数ペア:

[(1, 15804490), (2, 7902245), (5, 3160898), (10, 1580449), (13, 1215730), (26, 607865), (61, 259090), (65, 243146), (122, 129545), (130, 121573), (305, 51818), (610, 25909), (793, 19930), (1586, 9965), (1993, 7930), (3965, 3986)]