19057742

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1376

約数の個数: 24

約数和(自身を含む): 31961496

約数和(自身を除く): 12903754

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1291, 1342, 2582, 7381, 14201, 14762, 28402, 78751, 156211, 157502, 312422, 866261, 1732522, 9528871, 19057742]

約数ペア:

[(1, 19057742), (2, 9528871), (11, 1732522), (22, 866261), (61, 312422), (121, 157502), (122, 156211), (242, 78751), (671, 28402), (1291, 14762), (1342, 14201), (2582, 7381)]