19585808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5857}}^1$

素因数の和:5895

約数の個数: 40

約数和(自身を含む): 43583520

約数和(自身を除く): 23997712

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5857, 11714, 23428, 46856, 64427, 93712, 111283, 128854, 222566, 257708, 445132, 515416, 890264, 1030832, 1224113, 1780528, 2448226, 4896452, 9792904, 19585808]

約数ペア:

[(1, 19585808), (2, 9792904), (4, 4896452), (8, 2448226), (11, 1780528), (16, 1224113), (19, 1030832), (22, 890264), (38, 515416), (44, 445132), (76, 257708), (88, 222566), (152, 128854), (176, 111283), (209, 93712), (304, 64427), (418, 46856), (836, 23428), (1672, 11714), (3344, 5857)]