19882912

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2399}}^1$

素因数の和:2453

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 26081888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2399, 4144, 4798, 8288, 9596, 16793, 19192, 33586, 38384, 67172, 76768, 88763, 134344, 177526, 268688, 355052, 537376, 621341, 710104, 1242682, 1420208, 2485364, 2840416, 4970728, 9941456, 19882912]

約数ペア:

[(1, 19882912), (2, 9941456), (4, 4970728), (7, 2840416), (8, 2485364), (14, 1420208), (16, 1242682), (28, 710104), (32, 621341), (37, 537376), (56, 355052), (74, 268688), (112, 177526), (148, 134344), (224, 88763), (259, 76768), (296, 67172), (518, 38384), (592, 33586), (1036, 19192), (1184, 16793), (2072, 9596), (2399, 8288), (4144, 4798)]