20922172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{983}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 38930976

約数和(自身を除く): 18008804

約数列:

[1, 2, 4, 17, 34, 68, 313, 626, 983, 1252, 1966, 3932, 5321, 10642, 16711, 21284, 33422, 66844, 307679, 615358, 1230716, 5230543, 10461086, 20922172]

約数ペア:

[(1, 20922172), (2, 10461086), (4, 5230543), (17, 1230716), (34, 615358), (68, 307679), (313, 66844), (626, 33422), (983, 21284), (1252, 16711), (1966, 10642), (3932, 5321)]