2019967295

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{2243}}^1$

素因数の和:2503

約数の個数: 32

約数和(自身を含む): 2605768704

約数和(自身を除く): 585801409

約数列:

[1, 5, 23, 41, 115, 191, 205, 943, 955, 2243, 4393, 4715, 7831, 11215, 21965, 39155, 51589, 91963, 180113, 257945, 428413, 459815, 900565, 2115149, 2142065, 9853499, 10575745, 17564933, 49267495, 87824665, 403993459, 2019967295]

約数ペア:

[(1, 2019967295), (5, 403993459), (23, 87824665), (41, 49267495), (115, 17564933), (191, 10575745), (205, 9853499), (943, 2142065), (955, 2115149), (2243, 900565), (4393, 459815), (4715, 428413), (7831, 257945), (11215, 180113), (21965, 91963), (39155, 51589)]