19790928

素因数分解:

$2^4\times 3^2\times {\mathrm{137437}}^1$

素因数の和:137451

約数の個数: 30

約数和(自身を含む): 55387514

約数和(自身を除く): 35596586

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137437, 274874, 412311, 549748, 824622, 1099496, 1236933, 1649244, 2198992, 2473866, 3298488, 4947732, 6596976, 9895464, 19790928]

約数ペア:

[(1, 19790928), (2, 9895464), (3, 6596976), (4, 4947732), (6, 3298488), (8, 2473866), (9, 2198992), (12, 1649244), (16, 1236933), (18, 1099496), (24, 824622), (36, 549748), (48, 412311), (72, 274874), (144, 137437)]