19791828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78539}}^1$

素因数の和:78556

約数の個数: 36

約数和(自身を含む): 57177120

約数和(自身を除く): 37385292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78539, 157078, 235617, 314156, 471234, 549773, 706851, 942468, 1099546, 1413702, 1649319, 2199092, 2827404, 3298638, 4947957, 6597276, 9895914, 19791828]

約数ペア:

[(1, 19791828), (2, 9895914), (3, 6597276), (4, 4947957), (6, 3298638), (7, 2827404), (9, 2199092), (12, 1649319), (14, 1413702), (18, 1099546), (21, 942468), (28, 706851), (36, 549773), (42, 471234), (63, 314156), (84, 235617), (126, 157078), (252, 78539)]