23420445

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 40529280

約数和(自身を除く): 17108835

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 2221, 3515, 6663, 10545, 11105, 33315, 42199, 82177, 126597, 210995, 246531, 410885, 632985, 1232655, 1561363, 4684089, 7806815, 23420445]

約数ペア:

[(1, 23420445), (3, 7806815), (5, 4684089), (15, 1561363), (19, 1232655), (37, 632985), (57, 410885), (95, 246531), (111, 210995), (185, 126597), (285, 82177), (555, 42199), (703, 33315), (2109, 11105), (2221, 10545), (3515, 6663)]