39888472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4621}}^1$

素因数の和:4723

約数の個数: 32

約数和(自身を含む): 81532080

約数和(自身を除く): 41643608

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 4316, 4621, 8632, 9242, 18484, 36968, 60073, 120146, 240292, 383543, 480584, 767086, 1534172, 3068344, 4986059, 9972118, 19944236, 39888472]

約数ペア:

[(1, 39888472), (2, 19944236), (4, 9972118), (8, 4986059), (13, 3068344), (26, 1534172), (52, 767086), (83, 480584), (104, 383543), (166, 240292), (332, 120146), (664, 60073), (1079, 36968), (2158, 18484), (4316, 9242), (4621, 8632)]