18982064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3673}}^1$

素因数の和:3717

約数の個数: 40

約数和(自身を含む): 41001840

約数和(自身を除く): 22019776

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 3673, 5168, 7346, 14692, 29384, 58768, 62441, 69787, 124882, 139574, 249764, 279148, 499528, 558296, 999056, 1116592, 1186379, 2372758, 4745516, 9491032, 18982064]

約数ペア:

[(1, 18982064), (2, 9491032), (4, 4745516), (8, 2372758), (16, 1186379), (17, 1116592), (19, 999056), (34, 558296), (38, 499528), (68, 279148), (76, 249764), (136, 139574), (152, 124882), (272, 69787), (304, 62441), (323, 58768), (646, 29384), (1292, 14692), (2584, 7346), (3673, 5168)]