19582888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 42134400

約数和(自身を除く): 22551512

約数列:

[1, 2, 4, 8, 13, 26, 29, 43, 52, 58, 86, 104, 116, 151, 172, 232, 302, 344, 377, 559, 604, 754, 1118, 1208, 1247, 1508, 1963, 2236, 2494, 3016, 3926, 4379, 4472, 4988, 6493, 7852, 8758, 9976, 12986, 15704, 16211, 17516, 25972, 32422, 35032, 51944, 56927, 64844, 84409, 113854, 129688, 168818, 188297, 227708, 337636, 376594, 455416, 675272, 753188, 1506376, 2447861, 4895722, 9791444, 19582888]

約数ペア:

[(1, 19582888), (2, 9791444), (4, 4895722), (8, 2447861), (13, 1506376), (26, 753188), (29, 675272), (43, 455416), (52, 376594), (58, 337636), (86, 227708), (104, 188297), (116, 168818), (151, 129688), (172, 113854), (232, 84409), (302, 64844), (344, 56927), (377, 51944), (559, 35032), (604, 32422), (754, 25972), (1118, 17516), (1208, 16211), (1247, 15704), (1508, 12986), (1963, 9976), (2236, 8758), (2494, 7852), (3016, 6493), (3926, 4988), (4379, 4472)]