2019963985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{1249}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 2646000000

約数和(自身を除く): 626036015

約数列:

[1, 5, 13, 65, 139, 179, 695, 895, 1249, 1807, 2327, 6245, 9035, 11635, 16237, 24881, 81185, 124405, 173611, 223571, 323453, 868055, 1117855, 1617265, 2256943, 2906423, 11284715, 14532115, 31076369, 155381845, 403992797, 2019963985]

約数ペア:

[(1, 2019963985), (5, 403992797), (13, 155381845), (65, 31076369), (139, 14532115), (179, 11284715), (695, 2906423), (895, 2256943), (1249, 1617265), (1807, 1117855), (2327, 868055), (6245, 323453), (9035, 223571), (11635, 173611), (16237, 124405), (24881, 81185)]