20184870556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 36405008640

約数和(自身を除く): 16220138084

約数列:

[1, 2, 4, 41, 82, 164, 439, 491, 571, 878, 982, 1142, 1756, 1964, 2284, 17999, 20131, 23411, 35998, 40262, 46822, 71996, 80524, 93644, 215549, 250669, 280361, 431098, 501338, 560722, 862196, 1002676, 1121444, 8837509, 10277429, 11494801, 17675018, 20554858, 22989602, 35350036, 41109716, 45979204, 123078479, 246156958, 492313916, 5046217639, 10092435278, 20184870556]

約数ペア:

[(1, 20184870556), (2, 10092435278), (4, 5046217639), (41, 492313916), (82, 246156958), (164, 123078479), (439, 45979204), (491, 41109716), (571, 35350036), (878, 22989602), (982, 20554858), (1142, 17675018), (1756, 11494801), (1964, 10277429), (2284, 8837509), (17999, 1121444), (20131, 1002676), (23411, 862196), (35998, 560722), (40262, 501338), (46822, 431098), (71996, 280361), (80524, 250669), (93644, 215549)]