1639395786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{20533}}^1$

素因数の和:22446

約数の個数: 32

約数和(自身を含む): 3749344128

約数和(自身を除く): 2109948342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1901, 3802, 5703, 11406, 13307, 20533, 26614, 39921, 41066, 61599, 79842, 123198, 143731, 287462, 431193, 862386, 39033233, 78066466, 117099699, 234199398, 273232631, 546465262, 819697893, 1639395786]

約数ペア:

[(1, 1639395786), (2, 819697893), (3, 546465262), (6, 273232631), (7, 234199398), (14, 117099699), (21, 78066466), (42, 39033233), (1901, 862386), (3802, 431193), (5703, 287462), (11406, 143731), (13307, 123198), (20533, 79842), (26614, 61599), (39921, 41066)]