28193264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8431}}^1$

素因数の和:8469

約数の個数: 40

約数和(自身を含む): 62734080

約数和(自身を除く): 34540816

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 8431, 16862, 33724, 67448, 92741, 134896, 160189, 185482, 320378, 370964, 640756, 741928, 1281512, 1483856, 1762079, 2563024, 3524158, 7048316, 14096632, 28193264]

約数ペア:

[(1, 28193264), (2, 14096632), (4, 7048316), (8, 3524158), (11, 2563024), (16, 1762079), (19, 1483856), (22, 1281512), (38, 741928), (44, 640756), (76, 370964), (88, 320378), (152, 185482), (176, 160189), (209, 134896), (304, 92741), (418, 67448), (836, 33724), (1672, 16862), (3344, 8431)]