19878348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10289}}^1$

素因数の和:10326

約数の個数: 48

約数和(自身を含む): 55319040

約数和(自身を除く): 35440692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10289, 20578, 30867, 41156, 61734, 72023, 123468, 144046, 216069, 236647, 288092, 432138, 473294, 709941, 864276, 946588, 1419882, 1656529, 2839764, 3313058, 4969587, 6626116, 9939174, 19878348]

約数ペア:

[(1, 19878348), (2, 9939174), (3, 6626116), (4, 4969587), (6, 3313058), (7, 2839764), (12, 1656529), (14, 1419882), (21, 946588), (23, 864276), (28, 709941), (42, 473294), (46, 432138), (69, 288092), (84, 236647), (92, 216069), (138, 144046), (161, 123468), (276, 72023), (322, 61734), (483, 41156), (644, 30867), (966, 20578), (1932, 10289)]