20138051344

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1381}}^1\times {\mathrm{22229}}^1$

素因数の和:23659

約数の個数: 40

約数和(自身を含む): 39999861720

約数和(自身を除く): 19861810376

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1381, 2762, 5524, 11048, 22096, 22229, 44458, 56621, 88916, 113242, 177832, 226484, 355664, 452968, 905936, 911389, 1822778, 3645556, 7291112, 14582224, 30698249, 61396498, 122792996, 245585992, 491171984, 1258628209, 2517256418, 5034512836, 10069025672, 20138051344]

約数ペア:

[(1, 20138051344), (2, 10069025672), (4, 5034512836), (8, 2517256418), (16, 1258628209), (41, 491171984), (82, 245585992), (164, 122792996), (328, 61396498), (656, 30698249), (1381, 14582224), (2762, 7291112), (5524, 3645556), (11048, 1822778), (22096, 911389), (22229, 905936), (44458, 452968), (56621, 355664), (88916, 226484), (113242, 177832)]