18299140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 41150592

約数和(自身を除く): 22851452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 503, 535, 1006, 1070, 1819, 2012, 2140, 2515, 3638, 5030, 7276, 8551, 9095, 10060, 17102, 18190, 34204, 36380, 42755, 53821, 85510, 107642, 171020, 215284, 269105, 538210, 914957, 1076420, 1829914, 3659828, 4574785, 9149570, 18299140]

約数ペア:

[(1, 18299140), (2, 9149570), (4, 4574785), (5, 3659828), (10, 1829914), (17, 1076420), (20, 914957), (34, 538210), (68, 269105), (85, 215284), (107, 171020), (170, 107642), (214, 85510), (340, 53821), (428, 42755), (503, 36380), (535, 34204), (1006, 18190), (1070, 17102), (1819, 10060), (2012, 9095), (2140, 8551), (2515, 7276), (3638, 5030)]