19928932946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1\times {\mathrm{5927}}^1$

素因数の和:7658

約数の個数: 32

約数和(自身を含む): 32625815040

約数和(自身を除く): 12696882094

約数列:

[1, 2, 13, 26, 79, 158, 1027, 1637, 2054, 3274, 5927, 11854, 21281, 42562, 77051, 129323, 154102, 258646, 468233, 936466, 1681199, 3362398, 6087029, 9702499, 12174058, 19404998, 126132487, 252264974, 766497421, 1532994842, 9964466473, 19928932946]

約数ペア:

[(1, 19928932946), (2, 9964466473), (13, 1532994842), (26, 766497421), (79, 252264974), (158, 126132487), (1027, 19404998), (1637, 12174058), (2054, 9702499), (3274, 6087029), (5927, 3362398), (11854, 1681199), (21281, 936466), (42562, 468233), (77051, 258646), (129323, 154102)]