2019042010

素因数分解:

$2^1\times 5^1\times {\mathrm{12907}}^1\times {\mathrm{15643}}^1$

素因数の和:28557

約数の個数: 16

約数和(自身を含む): 3634789536

約数和(自身を除く): 1615747526

約数列:

[1, 2, 5, 10, 12907, 15643, 25814, 31286, 64535, 78215, 129070, 156430, 201904201, 403808402, 1009521005, 2019042010]

約数ペア:

[(1, 2019042010), (2, 1009521005), (5, 403808402), (10, 201904201), (12907, 156430), (15643, 129070), (25814, 78215), (31286, 64535)]