12988890418

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1\times {\mathrm{44279}}^1$

素因数の和:45222

約数の個数: 32

約数和(自身を含む): 23260815360

約数和(自身を除く): 10271924942

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 911, 1822, 6377, 12754, 20953, 41906, 44279, 88558, 146671, 293342, 309953, 619906, 1018417, 2036834, 7128919, 14257838, 40338169, 80676338, 282367183, 564734366, 927777887, 1855555774, 6494445209, 12988890418]

約数ペア:

[(1, 12988890418), (2, 6494445209), (7, 1855555774), (14, 927777887), (23, 564734366), (46, 282367183), (161, 80676338), (322, 40338169), (911, 14257838), (1822, 7128919), (6377, 2036834), (12754, 1018417), (20953, 619906), (41906, 309953), (44279, 293342), (88558, 146671)]