18704988

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{6577}}^1$

素因数の和:6666

約数の個数: 36

約数和(自身を含む): 47887840

約数和(自身を除く): 29182852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 6577, 13154, 19731, 26308, 39462, 59193, 78924, 118386, 236772, 519583, 1039166, 1558749, 2078332, 3117498, 4676247, 6234996, 9352494, 18704988]

約数ペア:

[(1, 18704988), (2, 9352494), (3, 6234996), (4, 4676247), (6, 3117498), (9, 2078332), (12, 1558749), (18, 1039166), (36, 519583), (79, 236772), (158, 118386), (237, 78924), (316, 59193), (474, 39462), (711, 26308), (948, 19731), (1422, 13154), (2844, 6577)]