17977116

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 45368960

約数和(自身を除く): 27391844

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2131, 2812, 4218, 4262, 6393, 8436, 8524, 12786, 25572, 40489, 78847, 80978, 121467, 157694, 161956, 236541, 242934, 315388, 473082, 485868, 946164, 1498093, 2996186, 4494279, 5992372, 8988558, 17977116]

約数ペア:

[(1, 17977116), (2, 8988558), (3, 5992372), (4, 4494279), (6, 2996186), (12, 1498093), (19, 946164), (37, 485868), (38, 473082), (57, 315388), (74, 242934), (76, 236541), (111, 161956), (114, 157694), (148, 121467), (222, 80978), (228, 78847), (444, 40489), (703, 25572), (1406, 12786), (2109, 8524), (2131, 8436), (2812, 6393), (4218, 4262)]