19921928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{859}}^1$

素因数の和:1101

約数の個数: 32

約数和(自身を含む): 40454400

約数和(自身を除く): 20532472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 859, 892, 1718, 1784, 2899, 3436, 5798, 6872, 11167, 11596, 22334, 23192, 44668, 89336, 191557, 383114, 766228, 1532456, 2490241, 4980482, 9960964, 19921928]

約数ペア:

[(1, 19921928), (2, 9960964), (4, 4980482), (8, 2490241), (13, 1532456), (26, 766228), (52, 383114), (104, 191557), (223, 89336), (446, 44668), (859, 23192), (892, 22334), (1718, 11596), (1784, 11167), (2899, 6872), (3436, 5798)]