18994437119

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{929}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 22208102400

約数和(自身を除く): 3213665281

約数列:

[1, 7, 109, 127, 211, 763, 889, 929, 1477, 6503, 13843, 22999, 26797, 96901, 101261, 117983, 160993, 187579, 196019, 708827, 825881, 1372133, 2920873, 12860147, 20446111, 21366071, 24894413, 90021029, 149562497, 174260891, 2713491017, 18994437119]

約数ペア:

[(1, 18994437119), (7, 2713491017), (109, 174260891), (127, 149562497), (211, 90021029), (763, 24894413), (889, 21366071), (929, 20446111), (1477, 12860147), (6503, 2920873), (13843, 1372133), (22999, 825881), (26797, 708827), (96901, 196019), (101261, 187579), (117983, 160993)]