20702064

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1303}}^1$

素因数の和:1645

約数の個数: 40

約数和(自身を含む): 53683072

約数和(自身を除く): 32981008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1303, 1324, 1986, 2606, 2648, 3909, 3972, 5212, 5296, 7818, 7944, 10424, 15636, 15888, 20848, 31272, 62544, 431293, 862586, 1293879, 1725172, 2587758, 3450344, 5175516, 6900688, 10351032, 20702064]

約数ペア:

[(1, 20702064), (2, 10351032), (3, 6900688), (4, 5175516), (6, 3450344), (8, 2587758), (12, 1725172), (16, 1293879), (24, 862586), (48, 431293), (331, 62544), (662, 31272), (993, 20848), (1303, 15888), (1324, 15636), (1986, 10424), (2606, 7944), (2648, 7818), (3909, 5296), (3972, 5212)]