2018903913

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{19237}}^1$

素因数の和:19295

約数の個数: 48

約数和(自身を含む): 3379731840

約数和(自身を除く): 1360827927

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 169, 207, 299, 351, 507, 621, 897, 1521, 2691, 3887, 4563, 8073, 11661, 19237, 34983, 57711, 104949, 173133, 250081, 442451, 519399, 750243, 1327353, 2250729, 3251053, 3982059, 5751863, 6752187, 9753159, 11946177, 17255589, 29259477, 51766767, 74774219, 87778431, 155300301, 224322657, 672967971, 2018903913]

約数ペア:

[(1, 2018903913), (3, 672967971), (9, 224322657), (13, 155300301), (23, 87778431), (27, 74774219), (39, 51766767), (69, 29259477), (117, 17255589), (169, 11946177), (207, 9753159), (299, 6752187), (351, 5751863), (507, 3982059), (621, 3251053), (897, 2250729), (1521, 1327353), (2691, 750243), (3887, 519399), (4563, 442451), (8073, 250081), (11661, 173133), (19237, 104949), (34983, 57711)]