20499372

素因数分解:

$2^2\times 3^3\times {\mathrm{347}}^1\times {\mathrm{547}}^1$

素因数の和:907

約数の個数: 48

約数和(自身を含む): 53397120

約数和(自身を除く): 32897748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 347, 547, 694, 1041, 1094, 1388, 1641, 2082, 2188, 3123, 3282, 4164, 4923, 6246, 6564, 9369, 9846, 12492, 14769, 18738, 19692, 29538, 37476, 59076, 189809, 379618, 569427, 759236, 1138854, 1708281, 2277708, 3416562, 5124843, 6833124, 10249686, 20499372]

約数ペア:

[(1, 20499372), (2, 10249686), (3, 6833124), (4, 5124843), (6, 3416562), (9, 2277708), (12, 1708281), (18, 1138854), (27, 759236), (36, 569427), (54, 379618), (108, 189809), (347, 59076), (547, 37476), (694, 29538), (1041, 19692), (1094, 18738), (1388, 14769), (1641, 12492), (2082, 9846), (2188, 9369), (3123, 6564), (3282, 6246), (4164, 4923)]