20164569890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5157179}}^1$

素因数の和:5157226

約数の個数: 32

約数和(自身を含む): 40102231680

約数和(自身を除く): 19937661790

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5157179, 10314358, 25785895, 51571790, 87672043, 118615117, 175344086, 237230234, 438360215, 593075585, 876720430, 1186151170, 2016456989, 4032913978, 10082284945, 20164569890]

約数ペア:

[(1, 20164569890), (2, 10082284945), (5, 4032913978), (10, 2016456989), (17, 1186151170), (23, 876720430), (34, 593075585), (46, 438360215), (85, 237230234), (115, 175344086), (170, 118615117), (230, 87672043), (391, 51571790), (782, 25785895), (1955, 10314358), (3910, 5157179)]