19997424

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7309}}^1$

素因数の和:7342

約数の個数: 60

約数和(自身を含む): 58918600

約数和(自身を除く): 38921176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7309, 14618, 21927, 29236, 43854, 58472, 65781, 87708, 116944, 131562, 138871, 175416, 263124, 277742, 350832, 416613, 526248, 555484, 833226, 1052496, 1110968, 1249839, 1666452, 2221936, 2499678, 3332904, 4999356, 6665808, 9998712, 19997424]

約数ペア:

[(1, 19997424), (2, 9998712), (3, 6665808), (4, 4999356), (6, 3332904), (8, 2499678), (9, 2221936), (12, 1666452), (16, 1249839), (18, 1110968), (19, 1052496), (24, 833226), (36, 555484), (38, 526248), (48, 416613), (57, 350832), (72, 277742), (76, 263124), (114, 175416), (144, 138871), (152, 131562), (171, 116944), (228, 87708), (304, 65781), (342, 58472), (456, 43854), (684, 29236), (912, 21927), (1368, 14618), (2736, 7309)]