19932510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51109}}^1$

素因数の和:51132

約数の個数: 32

約数和(自身を含む): 51518880

約数和(自身を除く): 31586370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51109, 102218, 153327, 255545, 306654, 511090, 664417, 766635, 1328834, 1533270, 1993251, 3322085, 3986502, 6644170, 9966255, 19932510]

約数ペア:

[(1, 19932510), (2, 9966255), (3, 6644170), (5, 3986502), (6, 3322085), (10, 1993251), (13, 1533270), (15, 1328834), (26, 766635), (30, 664417), (39, 511090), (65, 306654), (78, 255545), (130, 153327), (195, 102218), (390, 51109)]