501996988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{21739}}^1$

素因数の和:22017

約数の個数: 24

約数和(自身を含む): 920384640

約数和(自身を除く): 418387652

約数列:

[1, 2, 4, 23, 46, 92, 251, 502, 1004, 5773, 11546, 21739, 23092, 43478, 86956, 499997, 999994, 1999988, 5456489, 10912978, 21825956, 125499247, 250998494, 501996988]

約数ペア:

[(1, 501996988), (2, 250998494), (4, 125499247), (23, 21825956), (46, 10912978), (92, 5456489), (251, 1999988), (502, 999994), (1004, 499997), (5773, 86956), (11546, 43478), (21739, 23092)]