20067838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2039}}^1$

素因数の和:2104

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 17141762

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 2039, 4078, 4921, 9842, 14273, 28546, 38741, 75443, 77482, 150886, 271187, 528101, 542374, 1056202, 1433417, 2866834, 10033919, 20067838]

約数ペア:

[(1, 20067838), (2, 10033919), (7, 2866834), (14, 1433417), (19, 1056202), (37, 542374), (38, 528101), (74, 271187), (133, 150886), (259, 77482), (266, 75443), (518, 38741), (703, 28546), (1406, 14273), (2039, 9842), (4078, 4921)]