18193210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 38561184

約数和(自身を除く): 20367974

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 347, 490, 535, 694, 749, 1070, 1498, 1735, 2429, 3470, 3745, 4858, 5243, 7490, 10486, 12145, 17003, 24290, 26215, 34006, 37129, 52430, 74258, 85015, 170030, 185645, 259903, 371290, 519806, 1299515, 1819321, 2599030, 3638642, 9096605, 18193210]

約数ペア:

[(1, 18193210), (2, 9096605), (5, 3638642), (7, 2599030), (10, 1819321), (14, 1299515), (35, 519806), (49, 371290), (70, 259903), (98, 185645), (107, 170030), (214, 85015), (245, 74258), (347, 52430), (490, 37129), (535, 34006), (694, 26215), (749, 24290), (1070, 17003), (1498, 12145), (1735, 10486), (2429, 7490), (3470, 5243), (3745, 4858)]