17919982078

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{31379}}^1$

素因数の和:31624

約数の個数: 32

約数和(自身を含む): 28389611520

約数和(自身を除く): 10469629442

約数列:

[1, 2, 31, 61, 62, 122, 151, 302, 1891, 3782, 4681, 9211, 9362, 18422, 31379, 62758, 285541, 571082, 972749, 1914119, 1945498, 3828238, 4738229, 9476458, 59337689, 118675378, 146885099, 289031969, 293770198, 578063938, 8959991039, 17919982078]

約数ペア:

[(1, 17919982078), (2, 8959991039), (31, 578063938), (61, 293770198), (62, 289031969), (122, 146885099), (151, 118675378), (302, 59337689), (1891, 9476458), (3782, 4738229), (4681, 3828238), (9211, 1945498), (9362, 1914119), (18422, 972749), (31379, 571082), (62758, 285541)]