20856452

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9463}}^1$

素因数の和:9515

約数の個数: 24

約数和(自身を含む): 39748800

約数和(自身を除く): 18892348

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9463, 18926, 37852, 179797, 274427, 359594, 548854, 719188, 1097708, 5214113, 10428226, 20856452]

約数ペア:

[(1, 20856452), (2, 10428226), (4, 5214113), (19, 1097708), (29, 719188), (38, 548854), (58, 359594), (76, 274427), (116, 179797), (551, 37852), (1102, 18926), (2204, 9463)]