20652478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2352

約数の個数: 32

約数和(自身を含む): 39294720

約数和(自身を除く): 18642242

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2273, 4543, 4546, 9086, 15911, 25003, 31822, 50006, 134107, 175021, 268214, 350042, 938749, 1475177, 1877498, 2950354, 10326239, 20652478]

約数ペア:

[(1, 20652478), (2, 10326239), (7, 2950354), (11, 1877498), (14, 1475177), (22, 938749), (59, 350042), (77, 268214), (118, 175021), (154, 134107), (413, 50006), (649, 31822), (826, 25003), (1298, 15911), (2273, 9086), (4543, 4546)]