20184928816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3130417}}^1$

素因数の和:3130469

約数の個数: 40

約数和(自身を含む): 43475245184

約数和(自身を除く): 23290316368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 3130417, 6260834, 12521668, 25043336, 40695421, 50086672, 81390842, 97042927, 162781684, 194085854, 325563368, 388171708, 651126736, 776343416, 1261558051, 1552686832, 2523116102, 5046232204, 10092464408, 20184928816]

約数ペア:

[(1, 20184928816), (2, 10092464408), (4, 5046232204), (8, 2523116102), (13, 1552686832), (16, 1261558051), (26, 776343416), (31, 651126736), (52, 388171708), (62, 325563368), (104, 194085854), (124, 162781684), (208, 97042927), (248, 81390842), (403, 50086672), (496, 40695421), (806, 25043336), (1612, 12521668), (3224, 6260834), (6448, 3130417)]