20105992554

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1\times {\mathrm{64513}}^1$

素因数の和:65054

約数の個数: 32

約数和(自身を含む): 40628336640

約数和(自身を除く): 20522344086

約数列:

[1, 2, 3, 6, 127, 254, 381, 409, 762, 818, 1227, 2454, 51943, 64513, 103886, 129026, 155829, 193539, 311658, 387078, 8193151, 16386302, 24579453, 26385817, 49158906, 52771634, 79157451, 158314902, 3350998759, 6701997518, 10052996277, 20105992554]

約数ペア:

[(1, 20105992554), (2, 10052996277), (3, 6701997518), (6, 3350998759), (127, 158314902), (254, 79157451), (381, 52771634), (409, 49158906), (762, 26385817), (818, 24579453), (1227, 16386302), (2454, 8193151), (51943, 387078), (64513, 311658), (103886, 193539), (129026, 155829)]