20073416

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 42014700

約数和(自身を除く): 21941284

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 121, 178, 233, 242, 356, 466, 484, 712, 932, 968, 979, 1864, 1958, 2563, 3916, 5126, 7832, 10252, 10769, 20504, 20737, 21538, 28193, 41474, 43076, 56386, 82948, 86152, 112772, 165896, 225544, 228107, 456214, 912428, 1824856, 2509177, 5018354, 10036708, 20073416]

約数ペア:

[(1, 20073416), (2, 10036708), (4, 5018354), (8, 2509177), (11, 1824856), (22, 912428), (44, 456214), (88, 228107), (89, 225544), (121, 165896), (178, 112772), (233, 86152), (242, 82948), (356, 56386), (466, 43076), (484, 41474), (712, 28193), (932, 21538), (968, 20737), (979, 20504), (1864, 10769), (1958, 10252), (2563, 7832), (3916, 5126)]