19836087

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 8952393

約数列:

[1, 3, 29, 41, 67, 83, 87, 123, 201, 249, 1189, 1943, 2407, 2747, 3403, 3567, 5561, 5829, 7221, 8241, 10209, 16683, 79663, 98687, 161269, 228001, 238989, 296061, 483807, 684003, 6612029, 19836087]

約数ペア:

[(1, 19836087), (3, 6612029), (29, 684003), (41, 483807), (67, 296061), (83, 238989), (87, 228001), (123, 161269), (201, 98687), (249, 79663), (1189, 16683), (1943, 10209), (2407, 8241), (2747, 7221), (3403, 5829), (3567, 5561)]