20195742

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 47680272

約数和(自身を除く): 27484530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 73, 98, 146, 147, 219, 294, 438, 511, 941, 1022, 1533, 1882, 2823, 3066, 3577, 5646, 6587, 7154, 10731, 13174, 19761, 21462, 39522, 46109, 68693, 92218, 137386, 138327, 206079, 276654, 412158, 480851, 961702, 1442553, 2885106, 3365957, 6731914, 10097871, 20195742]

約数ペア:

[(1, 20195742), (2, 10097871), (3, 6731914), (6, 3365957), (7, 2885106), (14, 1442553), (21, 961702), (42, 480851), (49, 412158), (73, 276654), (98, 206079), (146, 138327), (147, 137386), (219, 92218), (294, 68693), (438, 46109), (511, 39522), (941, 21462), (1022, 19761), (1533, 13174), (1882, 10731), (2823, 7154), (3066, 6587), (3577, 5646)]