20867586

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 44240640

約数和(自身を除く): 23373054

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 163, 326, 489, 978, 1123, 2246, 3097, 3369, 6194, 6738, 9291, 18582, 21337, 42674, 64011, 128022, 183049, 366098, 549147, 1098294, 3477931, 6955862, 10433793, 20867586]

約数ペア:

[(1, 20867586), (2, 10433793), (3, 6955862), (6, 3477931), (19, 1098294), (38, 549147), (57, 366098), (114, 183049), (163, 128022), (326, 64011), (489, 42674), (978, 21337), (1123, 18582), (2246, 9291), (3097, 6738), (3369, 6194)]