20969646

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 21953874

約数列:

[1, 2, 3, 6, 89, 107, 178, 214, 267, 321, 367, 534, 642, 734, 1101, 2202, 9523, 19046, 28569, 32663, 39269, 57138, 65326, 78538, 97989, 117807, 195978, 235614, 3494941, 6989882, 10484823, 20969646]

約数ペア:

[(1, 20969646), (2, 10484823), (3, 6989882), (6, 3494941), (89, 235614), (107, 195978), (178, 117807), (214, 97989), (267, 78538), (321, 65326), (367, 57138), (534, 39269), (642, 32663), (734, 28569), (1101, 19046), (2202, 9523)]