20163940712

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61475429}}^1$

素因数の和:61475476

約数の個数: 16

約数和(自身を含む): 38729520900

約数和(自身を除く): 18565580188

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61475429, 122950858, 245901716, 491803432, 2520492589, 5040985178, 10081970356, 20163940712]

約数ペア:

[(1, 20163940712), (2, 10081970356), (4, 5040985178), (8, 2520492589), (41, 491803432), (82, 245901716), (164, 122950858), (328, 61475429)]