19380296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{607}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 39325440

約数和(自身を除く): 19945144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 607, 614, 1214, 1228, 2428, 2456, 3991, 4856, 7891, 7982, 15782, 15964, 31564, 31928, 63128, 186349, 372698, 745396, 1490792, 2422537, 4845074, 9690148, 19380296]

約数ペア:

[(1, 19380296), (2, 9690148), (4, 4845074), (8, 2422537), (13, 1490792), (26, 745396), (52, 372698), (104, 186349), (307, 63128), (607, 31928), (614, 31564), (1214, 15964), (1228, 15782), (2428, 7982), (2456, 7891), (3991, 4856)]