20131723555

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{877}}^1\times {\mathrm{1031}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 24943010688

約数和(自身を除く): 4811287133

約数列:

[1, 5, 61, 73, 305, 365, 877, 1031, 4385, 4453, 5155, 22265, 53497, 62891, 64021, 75263, 267485, 314455, 320105, 376315, 904187, 3905281, 4520935, 4591043, 19526405, 22955215, 55155407, 66005651, 275777035, 330028255, 4026344711, 20131723555]

約数ペア:

[(1, 20131723555), (5, 4026344711), (61, 330028255), (73, 275777035), (305, 66005651), (365, 55155407), (877, 22955215), (1031, 19526405), (4385, 4591043), (4453, 4520935), (5155, 3905281), (22265, 904187), (53497, 376315), (62891, 320105), (64021, 314455), (75263, 267485)]