19993394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 34079616

約数和(自身を除く): 14086222

約数列:

[1, 2, 17, 23, 34, 37, 46, 74, 391, 629, 691, 782, 851, 1258, 1382, 1702, 11747, 14467, 15893, 23494, 25567, 28934, 31786, 51134, 270181, 434639, 540362, 588041, 869278, 1176082, 9996697, 19993394]

約数ペア:

[(1, 19993394), (2, 9996697), (17, 1176082), (23, 869278), (34, 588041), (37, 540362), (46, 434639), (74, 270181), (391, 51134), (629, 31786), (691, 28934), (782, 25567), (851, 23494), (1258, 15893), (1382, 14467), (1702, 11747)]