18920602

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 30818304

約数和(自身を除く): 11897702

約数列:

[1, 2, 31, 43, 47, 62, 86, 94, 151, 302, 1333, 1457, 2021, 2666, 2914, 4042, 4681, 6493, 7097, 9362, 12986, 14194, 62651, 125302, 201283, 220007, 305171, 402566, 440014, 610342, 9460301, 18920602]

約数ペア:

[(1, 18920602), (2, 9460301), (31, 610342), (43, 440014), (47, 402566), (62, 305171), (86, 220007), (94, 201283), (151, 125302), (302, 62651), (1333, 14194), (1457, 12986), (2021, 9362), (2666, 7097), (2914, 6493), (4042, 4681)]