20061112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 39859200

約数和(自身を除く): 19798088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 691, 764, 1382, 1528, 2764, 3629, 5528, 7258, 13129, 14516, 26258, 29032, 52516, 105032, 131981, 263962, 527924, 1055848, 2507639, 5015278, 10030556, 20061112]

約数ペア:

[(1, 20061112), (2, 10030556), (4, 5015278), (8, 2507639), (19, 1055848), (38, 527924), (76, 263962), (152, 131981), (191, 105032), (382, 52516), (691, 29032), (764, 26258), (1382, 14516), (1528, 13129), (2764, 7258), (3629, 5528)]