20763970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1823}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 19422398

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 1823, 2278, 3646, 5695, 9115, 11390, 18230, 30991, 61982, 122141, 154955, 244282, 309910, 610705, 1221410, 2076397, 4152794, 10381985, 20763970]

約数ペア:

[(1, 20763970), (2, 10381985), (5, 4152794), (10, 2076397), (17, 1221410), (34, 610705), (67, 309910), (85, 244282), (134, 154955), (170, 122141), (335, 61982), (670, 30991), (1139, 18230), (1823, 11390), (2278, 9115), (3646, 5695)]