20498910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35963}}^1$

素因数の和:35992

約数の個数: 32

約数和(自身を含む): 51788160

約数和(自身を除く): 31289250

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 35963, 71926, 107889, 179815, 215778, 359630, 539445, 683297, 1078890, 1366594, 2049891, 3416485, 4099782, 6832970, 10249455, 20498910]

約数ペア:

[(1, 20498910), (2, 10249455), (3, 6832970), (5, 4099782), (6, 3416485), (10, 2049891), (15, 1366594), (19, 1078890), (30, 683297), (38, 539445), (57, 359630), (95, 215778), (114, 179815), (190, 107889), (285, 71926), (570, 35963)]