1889511722

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{21481}}^1$

素因数の和:21654

約数の個数: 32

約数和(自身を含む): 3324382464

約数和(自身を除く): 1434870742

約数列:

[1, 2, 7, 14, 61, 103, 122, 206, 427, 721, 854, 1442, 6283, 12566, 21481, 42962, 43981, 87962, 150367, 300734, 1310341, 2212543, 2620682, 4425086, 9172387, 15487801, 18344774, 30975602, 134965123, 269930246, 944755861, 1889511722]

約数ペア:

[(1, 1889511722), (2, 944755861), (7, 269930246), (14, 134965123), (61, 30975602), (103, 18344774), (122, 15487801), (206, 9172387), (427, 4425086), (721, 2620682), (854, 2212543), (1442, 1310341), (6283, 300734), (12566, 150367), (21481, 87962), (42962, 43981)]