207811664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{683591}}^1$

素因数の和:683618

約数の個数: 20

約数和(自身を含む): 423827040

約数和(自身を除く): 216015376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 683591, 1367182, 2734364, 5468728, 10937456, 12988229, 25976458, 51952916, 103905832, 207811664]

約数ペア:

[(1, 207811664), (2, 103905832), (4, 51952916), (8, 25976458), (16, 12988229), (19, 10937456), (38, 5468728), (76, 2734364), (152, 1367182), (304, 683591)]