17219410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 35100864

約数和(自身を除く): 17881454

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 443, 598, 845, 886, 1495, 1690, 2215, 2990, 3887, 4430, 5759, 7774, 10189, 11518, 19435, 20378, 28795, 38870, 50945, 57590, 74867, 101890, 132457, 149734, 264914, 374335, 662285, 748670, 1324570, 1721941, 3443882, 8609705, 17219410]

約数ペア:

[(1, 17219410), (2, 8609705), (5, 3443882), (10, 1721941), (13, 1324570), (23, 748670), (26, 662285), (46, 374335), (65, 264914), (115, 149734), (130, 132457), (169, 101890), (230, 74867), (299, 57590), (338, 50945), (443, 38870), (598, 28795), (845, 20378), (886, 19435), (1495, 11518), (1690, 10189), (2215, 7774), (2990, 5759), (3887, 4430)]