1891664

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:818

約数の個数: 20

約数和(自身を含む): 3690240

約数和(自身を除く): 1798576

約数列:

[1, 2, 4, 8, 16, 191, 382, 619, 764, 1238, 1528, 2476, 3056, 4952, 9904, 118229, 236458, 472916, 945832, 1891664]

約数ペア:

[(1, 1891664), (2, 945832), (4, 472916), (8, 236458), (16, 118229), (191, 9904), (382, 4952), (619, 3056), (764, 2476), (1238, 1528)]