19563310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2548

約数の個数: 32

約数和(自身を含む): 38560032

約数和(自身を除く): 18996722

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 2467, 3965, 4934, 7930, 12335, 24670, 32071, 64142, 150487, 160355, 300974, 320710, 752435, 1504870, 1956331, 3912662, 9781655, 19563310]

約数ペア:

[(1, 19563310), (2, 9781655), (5, 3912662), (10, 1956331), (13, 1504870), (26, 752435), (61, 320710), (65, 300974), (122, 160355), (130, 150487), (305, 64142), (610, 32071), (793, 24670), (1586, 12335), (2467, 7930), (3965, 4934)]