20068268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7477}}^1$

素因数の和:7553

約数の個数: 24

約数和(自身を含む): 38945424

約数和(自身を除く): 18877156

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7477, 14954, 29908, 82247, 164494, 328988, 456097, 912194, 1824388, 5017067, 10034134, 20068268]

約数ペア:

[(1, 20068268), (2, 10034134), (4, 5017067), (11, 1824388), (22, 912194), (44, 456097), (61, 328988), (122, 164494), (244, 82247), (671, 29908), (1342, 14954), (2684, 7477)]