385778888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{230729}}^1$

素因数の和:230765

約数の個数: 32

約数和(自身を含む): 830628000

約数和(自身を除く): 444849112

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 230729, 461458, 922916, 1845832, 2538019, 4383851, 5076038, 8767702, 10152076, 17535404, 20304152, 35070808, 48222361, 96444722, 192889444, 385778888]

約数ペア:

[(1, 385778888), (2, 192889444), (4, 96444722), (8, 48222361), (11, 35070808), (19, 20304152), (22, 17535404), (38, 10152076), (44, 8767702), (76, 5076038), (88, 4383851), (152, 2538019), (209, 1845832), (418, 922916), (836, 461458), (1672, 230729)]