19296990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 50544000

約数和(自身を除く): 31247010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1439, 1490, 2235, 2682, 2878, 4317, 4470, 6705, 7195, 8634, 12951, 13410, 14390, 21585, 25902, 43170, 64755, 129510, 214411, 428822, 643233, 1072055, 1286466, 1929699, 2144110, 3216165, 3859398, 6432330, 9648495, 19296990]

約数ペア:

[(1, 19296990), (2, 9648495), (3, 6432330), (5, 3859398), (6, 3216165), (9, 2144110), (10, 1929699), (15, 1286466), (18, 1072055), (30, 643233), (45, 428822), (90, 214411), (149, 129510), (298, 64755), (447, 43170), (745, 25902), (894, 21585), (1341, 14390), (1439, 13410), (1490, 12951), (2235, 8634), (2682, 7195), (2878, 6705), (4317, 4470)]