20125945264

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5263061}}^1$

素因数の和:5263308

約数の個数: 20

約数和(自身を含む): 39157181280

約数和(自身を除く): 19031236016

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5263061, 10526122, 21052244, 42104488, 84208976, 1257871579, 2515743158, 5031486316, 10062972632, 20125945264]

約数ペア:

[(1, 20125945264), (2, 10062972632), (4, 5031486316), (8, 2515743158), (16, 1257871579), (239, 84208976), (478, 42104488), (956, 21052244), (1912, 10526122), (3824, 5263061)]