19383804

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1631

約数の個数: 72

約数和(自身を含む): 55211520

約数和(自身を除く): 35827716

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 1579, 2046, 3069, 3158, 4092, 4737, 6138, 6316, 9474, 12276, 14211, 17369, 18948, 28422, 34738, 48949, 52107, 56844, 69476, 97898, 104214, 146847, 156321, 195796, 208428, 293694, 312642, 440541, 538439, 587388, 625284, 881082, 1076878, 1615317, 1762164, 2153756, 3230634, 4845951, 6461268, 9691902, 19383804]

約数ペア:

[(1, 19383804), (2, 9691902), (3, 6461268), (4, 4845951), (6, 3230634), (9, 2153756), (11, 1762164), (12, 1615317), (18, 1076878), (22, 881082), (31, 625284), (33, 587388), (36, 538439), (44, 440541), (62, 312642), (66, 293694), (93, 208428), (99, 195796), (124, 156321), (132, 146847), (186, 104214), (198, 97898), (279, 69476), (341, 56844), (372, 52107), (396, 48949), (558, 34738), (682, 28422), (1023, 18948), (1116, 17369), (1364, 14211), (1579, 12276), (2046, 9474), (3069, 6316), (3158, 6138), (4092, 4737)]