19510360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9203}}^1$

素因数の和:9267

約数の個数: 32

約数和(自身を含む): 44731440

約数和(自身を除く): 25221080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9203, 18406, 36812, 46015, 73624, 92030, 184060, 368120, 487759, 975518, 1951036, 2438795, 3902072, 4877590, 9755180, 19510360]

約数ペア:

[(1, 19510360), (2, 9755180), (4, 4877590), (5, 3902072), (8, 2438795), (10, 1951036), (20, 975518), (40, 487759), (53, 368120), (106, 184060), (212, 92030), (265, 73624), (424, 46015), (530, 36812), (1060, 18406), (2120, 9203)]