18729672

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 50863680

約数和(自身を除く): 32134008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 173, 312, 346, 347, 519, 692, 694, 1038, 1041, 1384, 1388, 2076, 2082, 2249, 2776, 4152, 4164, 4498, 4511, 6747, 8328, 8996, 9022, 13494, 13533, 17992, 18044, 26988, 27066, 36088, 53976, 54132, 60031, 108264, 120062, 180093, 240124, 360186, 480248, 720372, 780403, 1440744, 1560806, 2341209, 3121612, 4682418, 6243224, 9364836, 18729672]

約数ペア:

[(1, 18729672), (2, 9364836), (3, 6243224), (4, 4682418), (6, 3121612), (8, 2341209), (12, 1560806), (13, 1440744), (24, 780403), (26, 720372), (39, 480248), (52, 360186), (78, 240124), (104, 180093), (156, 120062), (173, 108264), (312, 60031), (346, 54132), (347, 53976), (519, 36088), (692, 27066), (694, 26988), (1038, 18044), (1041, 17992), (1384, 13533), (1388, 13494), (2076, 9022), (2082, 8996), (2249, 8328), (2776, 6747), (4152, 4511), (4164, 4498)]