20565165603

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{364069}}^1$

素因数の和:365082

約数の個数: 16

約数和(自身を含む): 28892595200

約数和(自身を除く): 8327429597

約数列:

[1, 3, 19, 57, 991, 2973, 18829, 56487, 364069, 1092207, 6917311, 20751933, 360792379, 1082377137, 6855055201, 20565165603]

約数ペア:

[(1, 20565165603), (3, 6855055201), (19, 1082377137), (57, 360792379), (991, 20751933), (2973, 6917311), (18829, 1092207), (56487, 364069)]