19787472

素因数分解:

$2^4\times 3^2\times {\mathrm{137413}}^1$

素因数の和:137427

約数の個数: 30

約数和(自身を含む): 55377842

約数和(自身を除く): 35590370

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137413, 274826, 412239, 549652, 824478, 1099304, 1236717, 1648956, 2198608, 2473434, 3297912, 4946868, 6595824, 9893736, 19787472]

約数ペア:

[(1, 19787472), (2, 9893736), (3, 6595824), (4, 4946868), (6, 3297912), (8, 2473434), (9, 2198608), (12, 1648956), (16, 1236717), (18, 1099304), (24, 824478), (36, 549652), (48, 412239), (72, 274826), (144, 137413)]