19031824

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{677}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 42372288

約数和(自身を除く): 23340464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 677, 1004, 1354, 1757, 2008, 2708, 3514, 4016, 4739, 5416, 7028, 9478, 10832, 14056, 18956, 28112, 37912, 75824, 169927, 339854, 679708, 1189489, 1359416, 2378978, 2718832, 4757956, 9515912, 19031824]

約数ペア:

[(1, 19031824), (2, 9515912), (4, 4757956), (7, 2718832), (8, 2378978), (14, 1359416), (16, 1189489), (28, 679708), (56, 339854), (112, 169927), (251, 75824), (502, 37912), (677, 28112), (1004, 18956), (1354, 14056), (1757, 10832), (2008, 9478), (2708, 7028), (3514, 5416), (4016, 4739)]