16220528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 33368400

約数和(自身を除く): 17147872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 229, 233, 304, 458, 466, 916, 932, 1832, 1864, 3664, 3728, 4351, 4427, 8702, 8854, 17404, 17708, 34808, 35416, 53357, 69616, 70832, 106714, 213428, 426856, 853712, 1013783, 2027566, 4055132, 8110264, 16220528]

約数ペア:

[(1, 16220528), (2, 8110264), (4, 4055132), (8, 2027566), (16, 1013783), (19, 853712), (38, 426856), (76, 213428), (152, 106714), (229, 70832), (233, 69616), (304, 53357), (458, 35416), (466, 34808), (916, 17708), (932, 17404), (1832, 8854), (1864, 8702), (3664, 4427), (3728, 4351)]