16520772

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 39961152

約数和(自身を除く): 23440380

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 101, 129, 172, 202, 258, 303, 317, 404, 516, 606, 634, 951, 1212, 1268, 1902, 3804, 4343, 8686, 13029, 13631, 17372, 26058, 27262, 32017, 40893, 52116, 54524, 64034, 81786, 96051, 128068, 163572, 192102, 384204, 1376731, 2753462, 4130193, 5506924, 8260386, 16520772]

約数ペア:

[(1, 16520772), (2, 8260386), (3, 5506924), (4, 4130193), (6, 2753462), (12, 1376731), (43, 384204), (86, 192102), (101, 163572), (129, 128068), (172, 96051), (202, 81786), (258, 64034), (303, 54524), (317, 52116), (404, 40893), (516, 32017), (606, 27262), (634, 26058), (951, 17372), (1212, 13631), (1268, 13029), (1902, 8686), (3804, 4343)]