19540128

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2287}}^1$

素因数の和:2389

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 32351712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2287, 2848, 4272, 4574, 6861, 8544, 9148, 13722, 18296, 27444, 36592, 54888, 73184, 109776, 203543, 219552, 407086, 610629, 814172, 1221258, 1628344, 2442516, 3256688, 4885032, 6513376, 9770064, 19540128]

約数ペア:

[(1, 19540128), (2, 9770064), (3, 6513376), (4, 4885032), (6, 3256688), (8, 2442516), (12, 1628344), (16, 1221258), (24, 814172), (32, 610629), (48, 407086), (89, 219552), (96, 203543), (178, 109776), (267, 73184), (356, 54888), (534, 36592), (712, 27444), (1068, 18296), (1424, 13722), (2136, 9148), (2287, 8544), (2848, 6861), (4272, 4574)]