20278315766

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{414503}}^1$

素因数の和:414967

約数の個数: 16

約数和(自身を含む): 30993293088

約数和(自身を除く): 10714977322

約数列:

[1, 2, 61, 122, 401, 802, 24461, 48922, 414503, 829006, 25284683, 50569366, 166215703, 332431406, 10139157883, 20278315766]

約数ペア:

[(1, 20278315766), (2, 10139157883), (61, 332431406), (122, 166215703), (401, 50569366), (802, 25284683), (24461, 829006), (48922, 414503)]