20713682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 14278318

約数列:

[1, 2, 11, 22, 71, 89, 142, 149, 178, 298, 781, 979, 1562, 1639, 1958, 3278, 6319, 10579, 12638, 13261, 21158, 26522, 69509, 116369, 139018, 145871, 232738, 291742, 941531, 1883062, 10356841, 20713682]

約数ペア:

[(1, 20713682), (2, 10356841), (11, 1883062), (22, 941531), (71, 291742), (89, 232738), (142, 145871), (149, 139018), (178, 116369), (298, 69509), (781, 26522), (979, 21158), (1562, 13261), (1639, 12638), (1958, 10579), (3278, 6319)]