18188484

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 43982400

約数和(自身を除く): 25793916

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 101, 129, 172, 202, 258, 303, 349, 404, 516, 606, 698, 1047, 1212, 1396, 2094, 4188, 4343, 8686, 13029, 15007, 17372, 26058, 30014, 35249, 45021, 52116, 60028, 70498, 90042, 105747, 140996, 180084, 211494, 422988, 1515707, 3031414, 4547121, 6062828, 9094242, 18188484]

約数ペア:

[(1, 18188484), (2, 9094242), (3, 6062828), (4, 4547121), (6, 3031414), (12, 1515707), (43, 422988), (86, 211494), (101, 180084), (129, 140996), (172, 105747), (202, 90042), (258, 70498), (303, 60028), (349, 52116), (404, 45021), (516, 35249), (606, 30014), (698, 26058), (1047, 17372), (1212, 15007), (1396, 13029), (2094, 8686), (4188, 4343)]