18496690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 35593920

約数和(自身を除く): 17097230

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 1453, 2546, 2906, 6365, 7265, 12730, 14530, 27607, 55214, 97351, 138035, 194702, 276070, 486755, 973510, 1849669, 3699338, 9248345, 18496690]

約数ペア:

[(1, 18496690), (2, 9248345), (5, 3699338), (10, 1849669), (19, 973510), (38, 486755), (67, 276070), (95, 194702), (134, 138035), (190, 97351), (335, 55214), (670, 27607), (1273, 14530), (1453, 12730), (2546, 7265), (2906, 6365)]