19344572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 39231360

約数和(自身を除く): 19886788

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 79, 158, 221, 277, 316, 442, 554, 884, 1027, 1108, 1343, 2054, 2686, 3601, 4108, 4709, 5372, 7202, 9418, 14404, 17459, 18836, 21883, 34918, 43766, 61217, 69836, 87532, 122434, 244868, 284479, 372011, 568958, 744022, 1137916, 1488044, 4836143, 9672286, 19344572]

約数ペア:

[(1, 19344572), (2, 9672286), (4, 4836143), (13, 1488044), (17, 1137916), (26, 744022), (34, 568958), (52, 372011), (68, 284479), (79, 244868), (158, 122434), (221, 87532), (277, 69836), (316, 61217), (442, 43766), (554, 34918), (884, 21883), (1027, 18836), (1108, 17459), (1343, 14404), (2054, 9418), (2686, 7202), (3601, 5372), (4108, 4709)]