19277708

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 35893536

約数和(自身を除く): 16615828

約数列:

[1, 2, 4, 41, 47, 61, 82, 94, 122, 164, 188, 244, 1681, 1927, 2501, 2867, 3362, 3854, 5002, 5734, 6724, 7708, 10004, 11468, 79007, 102541, 117547, 158014, 205082, 235094, 316028, 410164, 470188, 4819427, 9638854, 19277708]

約数ペア:

[(1, 19277708), (2, 9638854), (4, 4819427), (41, 470188), (47, 410164), (61, 316028), (82, 235094), (94, 205082), (122, 158014), (164, 117547), (188, 102541), (244, 79007), (1681, 11468), (1927, 10004), (2501, 7708), (2867, 6724), (3362, 5734), (3854, 5002)]