19962692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15451}}^1$

素因数の和:15491

約数の個数: 24

約数和(自身を含む): 38939040

約数和(自身を除く): 18976348

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15451, 30902, 61804, 262667, 293569, 525334, 587138, 1050668, 1174276, 4990673, 9981346, 19962692]

約数ペア:

[(1, 19962692), (2, 9981346), (4, 4990673), (17, 1174276), (19, 1050668), (34, 587138), (38, 525334), (68, 293569), (76, 262667), (323, 61804), (646, 30902), (1292, 15451)]