207641576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{20389}}^1$

素因数の和:20481

約数の個数: 32

約数和(自身を含む): 415956000

約数和(自身を除く): 208314424

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 5092, 10184, 20389, 40778, 81556, 163112, 387391, 774782, 1366063, 1549564, 2732126, 3099128, 5464252, 10928504, 25955197, 51910394, 103820788, 207641576]

約数ペア:

[(1, 207641576), (2, 103820788), (4, 51910394), (8, 25955197), (19, 10928504), (38, 5464252), (67, 3099128), (76, 2732126), (134, 1549564), (152, 1366063), (268, 774782), (536, 387391), (1273, 163112), (2546, 81556), (5092, 40778), (10184, 20389)]