19172972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52673}}^1$

素因数の和:52697

約数の個数: 24

約数和(自身を含む): 41296416

約数和(自身を除く): 22123444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 52673, 105346, 210692, 368711, 684749, 737422, 1369498, 1474844, 2738996, 4793243, 9586486, 19172972]

約数ペア:

[(1, 19172972), (2, 9586486), (4, 4793243), (7, 2738996), (13, 1474844), (14, 1369498), (26, 737422), (28, 684749), (52, 368711), (91, 210692), (182, 105346), (364, 52673)]