20120003332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{481847}}^1$

素因数の和:481948

約数の個数: 48

約数和(自身を含む): 41932340352

約数和(自身を除く): 21812337020

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 572, 803, 949, 1606, 1898, 3212, 3796, 10439, 20878, 41756, 481847, 963694, 1927388, 5300317, 6264011, 10600634, 12528022, 21201268, 25056044, 35174831, 68904121, 70349662, 137808242, 140699324, 275616484, 386923141, 457272803, 773846282, 914545606, 1547692564, 1829091212, 5030000833, 10060001666, 20120003332]

約数ペア:

[(1, 20120003332), (2, 10060001666), (4, 5030000833), (11, 1829091212), (13, 1547692564), (22, 914545606), (26, 773846282), (44, 457272803), (52, 386923141), (73, 275616484), (143, 140699324), (146, 137808242), (286, 70349662), (292, 68904121), (572, 35174831), (803, 25056044), (949, 21201268), (1606, 12528022), (1898, 10600634), (3212, 6264011), (3796, 5300317), (10439, 1927388), (20878, 963694), (41756, 481847)]