20946536

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15493}}^1$

素因数の和:15525

約数の個数: 24

約数和(自身を含む): 42531030

約数和(自身を除く): 21584494

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15493, 30986, 61972, 123944, 201409, 402818, 805636, 1611272, 2618317, 5236634, 10473268, 20946536]

約数ペア:

[(1, 20946536), (2, 10473268), (4, 5236634), (8, 2618317), (13, 1611272), (26, 805636), (52, 402818), (104, 201409), (169, 123944), (338, 61972), (676, 30986), (1352, 15493)]