20131891444

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3797}}^1\times {\mathrm{8233}}^1$

素因数の和:12064

約数の個数: 48

約数和(自身を含む): 42030551808

約数和(自身を除く): 21898660364

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 3797, 7594, 8233, 15188, 16466, 26579, 32932, 53158, 57631, 87331, 106316, 115262, 174662, 189359, 230524, 349324, 378718, 611317, 757436, 1222634, 1325513, 2445268, 2651026, 5302052, 31260701, 62521402, 125042804, 218824907, 437649814, 718996123, 875299628, 1437992246, 2875984492, 5032972861, 10065945722, 20131891444]

約数ペア:

[(1, 20131891444), (2, 10065945722), (4, 5032972861), (7, 2875984492), (14, 1437992246), (23, 875299628), (28, 718996123), (46, 437649814), (92, 218824907), (161, 125042804), (322, 62521402), (644, 31260701), (3797, 5302052), (7594, 2651026), (8233, 2445268), (15188, 1325513), (16466, 1222634), (26579, 757436), (32932, 611317), (53158, 378718), (57631, 349324), (87331, 230524), (106316, 189359), (115262, 174662)]