19713988

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6971}}^1$

素因数の和:7083

約数の個数: 24

約数和(自身を含む): 39824064

約数和(自身を除く): 20110076

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 6971, 13942, 27884, 48797, 97594, 195188, 704071, 1408142, 2816284, 4928497, 9856994, 19713988]

約数ペア:

[(1, 19713988), (2, 9856994), (4, 4928497), (7, 2816284), (14, 1408142), (28, 704071), (101, 195188), (202, 97594), (404, 48797), (707, 27884), (1414, 13942), (2828, 6971)]