19943118923

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{2897}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 25475645664

約数和(自身を除く): 5532526741

約数列:

[1, 7, 13, 49, 91, 101, 107, 637, 707, 749, 1313, 1391, 2897, 4949, 5243, 9191, 9737, 10807, 20279, 37661, 64337, 68159, 75649, 140491, 141953, 263627, 292597, 309979, 529543, 983437, 1845389, 2048179, 2169853, 3803761, 4029727, 6884059, 14337253, 15188971, 26626327, 28208089, 31307879, 186384289, 197456623, 219155153, 407002427, 1534086071, 2849016989, 19943118923]

約数ペア:

[(1, 19943118923), (7, 2849016989), (13, 1534086071), (49, 407002427), (91, 219155153), (101, 197456623), (107, 186384289), (637, 31307879), (707, 28208089), (749, 26626327), (1313, 15188971), (1391, 14337253), (2897, 6884059), (4949, 4029727), (5243, 3803761), (9191, 2169853), (9737, 2048179), (10807, 1845389), (20279, 983437), (37661, 529543), (64337, 309979), (68159, 292597), (75649, 263627), (140491, 141953)]