18762870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1965

約数の個数: 64

約数和(自身を含む): 52586496

約数和(自身を除く): 33823626

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1901, 1974, 3290, 3802, 4935, 5703, 9505, 9870, 11406, 13307, 19010, 26614, 28515, 39921, 57030, 66535, 79842, 89347, 133070, 178694, 199605, 268041, 399210, 446735, 536082, 625429, 893470, 1250858, 1340205, 1876287, 2680410, 3127145, 3752574, 6254290, 9381435, 18762870]

約数ペア:

[(1, 18762870), (2, 9381435), (3, 6254290), (5, 3752574), (6, 3127145), (7, 2680410), (10, 1876287), (14, 1340205), (15, 1250858), (21, 893470), (30, 625429), (35, 536082), (42, 446735), (47, 399210), (70, 268041), (94, 199605), (105, 178694), (141, 133070), (210, 89347), (235, 79842), (282, 66535), (329, 57030), (470, 39921), (658, 28515), (705, 26614), (987, 19010), (1410, 13307), (1645, 11406), (1901, 9870), (1974, 9505), (3290, 5703), (3802, 4935)]