28364264

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 56332800

約数和(自身を除く): 27968536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 977, 1528, 1954, 3629, 3908, 7258, 7816, 14516, 18563, 29032, 37126, 74252, 148504, 186607, 373214, 746428, 1492856, 3545533, 7091066, 14182132, 28364264]

約数ペア:

[(1, 28364264), (2, 14182132), (4, 7091066), (8, 3545533), (19, 1492856), (38, 746428), (76, 373214), (152, 186607), (191, 148504), (382, 74252), (764, 37126), (977, 29032), (1528, 18563), (1954, 14516), (3629, 7816), (3908, 7258)]