16819790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 32931360

約数和(自身を除く): 16111570

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1187, 1417, 2374, 2834, 5935, 7085, 11870, 14170, 15431, 30862, 77155, 129383, 154310, 258766, 646915, 1293830, 1681979, 3363958, 8409895, 16819790]

約数ペア:

[(1, 16819790), (2, 8409895), (5, 3363958), (10, 1681979), (13, 1293830), (26, 646915), (65, 258766), (109, 154310), (130, 129383), (218, 77155), (545, 30862), (1090, 15431), (1187, 14170), (1417, 11870), (2374, 7085), (2834, 5935)]