20178036873

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{863}}^1\times {\mathrm{1637}}^1$

素因数の和:2555

約数の個数: 48

約数和(自身を含む): 31304931840

約数和(自身を除く): 11126894967

約数列:

[1, 3, 9, 23, 27, 69, 207, 529, 621, 863, 1587, 1637, 2589, 4761, 4911, 7767, 14283, 14733, 19849, 23301, 37651, 44199, 59547, 112953, 178641, 338859, 456527, 535923, 865973, 1016577, 1369581, 1412731, 2597919, 4108743, 4238193, 7793757, 12326229, 12714579, 23381271, 32492813, 38143737, 97478439, 292435317, 747334699, 877305951, 2242004097, 6726012291, 20178036873]

約数ペア:

[(1, 20178036873), (3, 6726012291), (9, 2242004097), (23, 877305951), (27, 747334699), (69, 292435317), (207, 97478439), (529, 38143737), (621, 32492813), (863, 23381271), (1587, 12714579), (1637, 12326229), (2589, 7793757), (4761, 4238193), (4911, 4108743), (7767, 2597919), (14283, 1412731), (14733, 1369581), (19849, 1016577), (23301, 865973), (37651, 535923), (44199, 456527), (59547, 338859), (112953, 178641)]