20512114844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{310357}}^1$

素因数の和:310446

約数の個数: 48

約数和(自身を含む): 40877872896

約数和(自身を除く): 20365758052

約数列:

[1, 2, 4, 13, 26, 31, 41, 52, 62, 82, 124, 164, 403, 533, 806, 1066, 1271, 1612, 2132, 2542, 5084, 16523, 33046, 66092, 310357, 620714, 1241428, 4034641, 8069282, 9621067, 12724637, 16138564, 19242134, 25449274, 38484268, 50898548, 125073871, 165420281, 250147742, 330840562, 394463747, 500295484, 661681124, 788927494, 1577854988, 5128028711, 10256057422, 20512114844]

約数ペア:

[(1, 20512114844), (2, 10256057422), (4, 5128028711), (13, 1577854988), (26, 788927494), (31, 661681124), (41, 500295484), (52, 394463747), (62, 330840562), (82, 250147742), (124, 165420281), (164, 125073871), (403, 50898548), (533, 38484268), (806, 25449274), (1066, 19242134), (1271, 16138564), (1612, 12724637), (2132, 9621067), (2542, 8069282), (5084, 4034641), (16523, 1241428), (33046, 620714), (66092, 310357)]