19113339

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 30320640

約数和(自身を除く): 11207301

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 281, 287, 553, 843, 861, 1659, 1967, 3239, 5901, 9717, 11521, 22199, 22673, 34563, 66597, 68019, 80647, 155393, 241941, 466179, 910159, 2730477, 6371113, 19113339]

約数ペア:

[(1, 19113339), (3, 6371113), (7, 2730477), (21, 910159), (41, 466179), (79, 241941), (123, 155393), (237, 80647), (281, 68019), (287, 66597), (553, 34563), (843, 22673), (861, 22199), (1659, 11521), (1967, 9717), (3239, 5901)]