205120971404

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{5119}}^1\times {\mathrm{19681}}^1$

素因数の和:25313

約数の個数: 24

約数和(自身を含む): 359755468800

約数和(自身を除く): 154634497396

約数列:

[1, 2, 4, 509, 1018, 2036, 5119, 10238, 19681, 20476, 39362, 78724, 2605571, 5211142, 10017629, 10422284, 20035258, 40070516, 100747039, 201494078, 402988156, 51280242851, 102560485702, 205120971404]

約数ペア:

[(1, 205120971404), (2, 102560485702), (4, 51280242851), (509, 402988156), (1018, 201494078), (2036, 100747039), (5119, 40070516), (10238, 20035258), (19681, 10422284), (20476, 10017629), (39362, 5211142), (78724, 2605571)]