19749732

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 48491520

約数和(自身を除く): 28741788

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 163, 276, 326, 439, 489, 652, 878, 978, 1317, 1756, 1956, 2634, 3749, 5268, 7498, 10097, 11247, 14996, 20194, 22494, 30291, 40388, 44988, 60582, 71557, 121164, 143114, 214671, 286228, 429342, 858684, 1645811, 3291622, 4937433, 6583244, 9874866, 19749732]

約数ペア:

[(1, 19749732), (2, 9874866), (3, 6583244), (4, 4937433), (6, 3291622), (12, 1645811), (23, 858684), (46, 429342), (69, 286228), (92, 214671), (138, 143114), (163, 121164), (276, 71557), (326, 60582), (439, 44988), (489, 40388), (652, 30291), (878, 22494), (978, 20194), (1317, 14996), (1756, 11247), (1956, 10097), (2634, 7498), (3749, 5268)]