19947130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1223}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 41243904

約数和(自身を除く): 21296774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 466, 1165, 1223, 1631, 2330, 2446, 3262, 6115, 8155, 8561, 12230, 16310, 17122, 42805, 85610, 284959, 569918, 1424795, 1994713, 2849590, 3989426, 9973565, 19947130]

約数ペア:

[(1, 19947130), (2, 9973565), (5, 3989426), (7, 2849590), (10, 1994713), (14, 1424795), (35, 569918), (70, 284959), (233, 85610), (466, 42805), (1165, 17122), (1223, 16310), (1631, 12230), (2330, 8561), (2446, 8155), (3262, 6115)]