19845358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 34564320

約数和(自身を除く): 14718962

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 761, 767, 1003, 1522, 1534, 2006, 9893, 12937, 13039, 19786, 25874, 26078, 44899, 89798, 168181, 336362, 583687, 763283, 1167374, 1526566, 9922679, 19845358]

約数ペア:

[(1, 19845358), (2, 9922679), (13, 1526566), (17, 1167374), (26, 763283), (34, 583687), (59, 336362), (118, 168181), (221, 89798), (442, 44899), (761, 26078), (767, 25874), (1003, 19786), (1522, 13039), (1534, 12937), (2006, 9893)]