19407724

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1294

約数の個数: 36

約数和(自身を含む): 40018104

約数和(自身を除く): 20610380

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 581, 1162, 1193, 2324, 2386, 4067, 4772, 8134, 8351, 16268, 16702, 33404, 58457, 99019, 116914, 198038, 233828, 396076, 693133, 1386266, 2772532, 4851931, 9703862, 19407724]

約数ペア:

[(1, 19407724), (2, 9703862), (4, 4851931), (7, 2772532), (14, 1386266), (28, 693133), (49, 396076), (83, 233828), (98, 198038), (166, 116914), (196, 99019), (332, 58457), (581, 33404), (1162, 16702), (1193, 16268), (2324, 8351), (2386, 8134), (4067, 4772)]