1971905182

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{65551}}^1$

素因数の和:65668

約数の個数: 24

約数和(自身を含む): 3238924320

約数和(自身を除く): 1267019138

約数列:

[1, 2, 13, 26, 89, 169, 178, 338, 1157, 2314, 15041, 30082, 65551, 131102, 852163, 1704326, 5834039, 11078119, 11668078, 22156238, 75842507, 151685014, 985952591, 1971905182]

約数ペア:

[(1, 1971905182), (2, 985952591), (13, 151685014), (26, 75842507), (89, 22156238), (169, 11668078), (178, 11078119), (338, 5834039), (1157, 1704326), (2314, 852163), (15041, 131102), (30082, 65551)]