197909776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{651019}}^1$

素因数の和:651046

約数の個数: 20

約数和(自身を含む): 403632400

約数和(自身を除く): 205722624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 651019, 1302038, 2604076, 5208152, 10416304, 12369361, 24738722, 49477444, 98954888, 197909776]

約数ペア:

[(1, 197909776), (2, 98954888), (4, 49477444), (8, 24738722), (16, 12369361), (19, 10416304), (38, 5208152), (76, 2604076), (152, 1302038), (304, 651019)]