19681656

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{15473}}^1$

素因数の和:15535

約数の個数: 32

約数和(自身を含む): 50135760

約数和(自身を除く): 30454104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 15473, 30946, 46419, 61892, 92838, 123784, 185676, 371352, 820069, 1640138, 2460207, 3280276, 4920414, 6560552, 9840828, 19681656]

約数ペア:

[(1, 19681656), (2, 9840828), (3, 6560552), (4, 4920414), (6, 3280276), (8, 2460207), (12, 1640138), (24, 820069), (53, 371352), (106, 185676), (159, 123784), (212, 92838), (318, 61892), (424, 46419), (636, 30946), (1272, 15473)]