19821122

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 12354238

約数列:

[1, 2, 37, 41, 47, 74, 82, 94, 139, 278, 1517, 1739, 1927, 3034, 3478, 3854, 5143, 5699, 6533, 10286, 11398, 13066, 71299, 142598, 210863, 241721, 267853, 421726, 483442, 535706, 9910561, 19821122]

約数ペア:

[(1, 19821122), (2, 9910561), (37, 535706), (41, 483442), (47, 421726), (74, 267853), (82, 241721), (94, 210863), (139, 142598), (278, 71299), (1517, 13066), (1739, 11398), (1927, 10286), (3034, 6533), (3478, 5699), (3854, 5143)]