18318850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1753}}^1$

素因数の和:1795

約数の個数: 48

約数和(自身を含む): 39149280

約数和(自身を除く): 20830430

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 1753, 2090, 3506, 5225, 8765, 10450, 17530, 19283, 33307, 38566, 43825, 66614, 87650, 96415, 166535, 192830, 333070, 366377, 482075, 732754, 832675, 964150, 1665350, 1831885, 3663770, 9159425, 18318850]

約数ペア:

[(1, 18318850), (2, 9159425), (5, 3663770), (10, 1831885), (11, 1665350), (19, 964150), (22, 832675), (25, 732754), (38, 482075), (50, 366377), (55, 333070), (95, 192830), (110, 166535), (190, 96415), (209, 87650), (275, 66614), (418, 43825), (475, 38566), (550, 33307), (950, 19283), (1045, 17530), (1753, 10450), (2090, 8765), (3506, 5225)]