389861818

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{101}}^2\times {\mathrm{197}}^1$

素因数の和:498

約数の個数: 24

約数和(自身を含む): 599758236

約数和(自身を除く): 209896418

約数列:

[1, 2, 97, 101, 194, 197, 202, 394, 9797, 10201, 19109, 19594, 19897, 20402, 38218, 39794, 989497, 1930009, 1978994, 2009597, 3860018, 4019194, 194930909, 389861818]

約数ペア:

[(1, 389861818), (2, 194930909), (97, 4019194), (101, 3860018), (194, 2009597), (197, 1978994), (202, 1930009), (394, 989497), (9797, 39794), (10201, 38218), (19109, 20402), (19594, 19897)]