19933916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{557}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 36560160

約数和(自身を除く): 16626244

約数列:

[1, 2, 4, 23, 46, 92, 389, 557, 778, 1114, 1556, 2228, 8947, 12811, 17894, 25622, 35788, 51244, 216673, 433346, 866692, 4983479, 9966958, 19933916]

約数ペア:

[(1, 19933916), (2, 9966958), (4, 4983479), (23, 866692), (46, 433346), (92, 216673), (389, 51244), (557, 35788), (778, 25622), (1114, 17894), (1556, 12811), (2228, 8947)]