1639132564

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{81097}}^1$

素因数の和:81295

約数の個数: 24

約数和(自身を含む): 2979216128

約数和(自身を除く): 1340083564

約数列:

[1, 2, 4, 31, 62, 124, 163, 326, 652, 5053, 10106, 20212, 81097, 162194, 324388, 2514007, 5028014, 10056028, 13218811, 26437622, 52875244, 409783141, 819566282, 1639132564]

約数ペア:

[(1, 1639132564), (2, 819566282), (4, 409783141), (31, 52875244), (62, 26437622), (124, 13218811), (163, 10056028), (326, 5028014), (652, 2514007), (5053, 324388), (10106, 162194), (20212, 81097)]