129387796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{15619}}^1$

素因数の和:15751

約数の個数: 24

約数和(自身を含む): 240548000

約数和(自身を除く): 111160204

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 15619, 31238, 62476, 296761, 593522, 1187044, 1702471, 3404942, 6809884, 32346949, 64693898, 129387796]

約数ペア:

[(1, 129387796), (2, 64693898), (4, 32346949), (19, 6809884), (38, 3404942), (76, 1702471), (109, 1187044), (218, 593522), (436, 296761), (2071, 62476), (4142, 31238), (8284, 15619)]