20483715890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9800821}}^1$

素因数の和:9800858

約数の個数: 32

約数和(自身を含む): 42339551040

約数和(自身を除く): 21855835150

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9800821, 19601642, 49004105, 98008210, 107809031, 186215599, 215618062, 372431198, 539045155, 931077995, 1078090310, 1862155990, 2048371589, 4096743178, 10241857945, 20483715890]

約数ペア:

[(1, 20483715890), (2, 10241857945), (5, 4096743178), (10, 2048371589), (11, 1862155990), (19, 1078090310), (22, 931077995), (38, 539045155), (55, 372431198), (95, 215618062), (110, 186215599), (190, 107809031), (209, 98008210), (418, 49004105), (1045, 19601642), (2090, 9800821)]