19640190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8287}}^1$

素因数の和:8376

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 28098690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8287, 16574, 24861, 41435, 49722, 82870, 124305, 248610, 654673, 1309346, 1964019, 3273365, 3928038, 6546730, 9820095, 19640190]

約数ペア:

[(1, 19640190), (2, 9820095), (3, 6546730), (5, 3928038), (6, 3273365), (10, 1964019), (15, 1309346), (30, 654673), (79, 248610), (158, 124305), (237, 82870), (395, 49722), (474, 41435), (790, 24861), (1185, 16574), (2370, 8287)]