20971691304

素因数分解:

$2^3\times 3^1\times {\mathrm{331}}^1\times {\mathrm{2639941}}^1$

素因数の和:2640281

約数の個数: 32

約数和(自身を含む): 52587644640

約数和(自身を除く): 31615953336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1986, 2648, 3972, 7944, 2639941, 5279882, 7919823, 10559764, 15839646, 21119528, 31679292, 63358584, 873820471, 1747640942, 2621461413, 3495281884, 5242922826, 6990563768, 10485845652, 20971691304]

約数ペア:

[(1, 20971691304), (2, 10485845652), (3, 6990563768), (4, 5242922826), (6, 3495281884), (8, 2621461413), (12, 1747640942), (24, 873820471), (331, 63358584), (662, 31679292), (993, 21119528), (1324, 15839646), (1986, 10559764), (2648, 7919823), (3972, 5279882), (7944, 2639941)]