19425392

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 43247232

約数和(自身を除く): 23821840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 691, 1004, 1382, 1757, 2008, 2764, 3514, 4016, 4837, 5528, 7028, 9674, 11056, 14056, 19348, 28112, 38696, 77392, 173441, 346882, 693764, 1214087, 1387528, 2428174, 2775056, 4856348, 9712696, 19425392]

約数ペア:

[(1, 19425392), (2, 9712696), (4, 4856348), (7, 2775056), (8, 2428174), (14, 1387528), (16, 1214087), (28, 693764), (56, 346882), (112, 173441), (251, 77392), (502, 38696), (691, 28112), (1004, 19348), (1382, 14056), (1757, 11056), (2008, 9674), (2764, 7028), (3514, 5528), (4016, 4837)]