20193399

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2237}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 31421520

約数和(自身を除く): 11228121

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 2237, 3009, 6711, 9027, 20133, 38029, 114087, 131983, 342261, 395949, 1187847, 2243711, 6731133, 20193399]

約数ペア:

[(1, 20193399), (3, 6731133), (9, 2243711), (17, 1187847), (51, 395949), (59, 342261), (153, 131983), (177, 114087), (531, 38029), (1003, 20133), (2237, 9027), (3009, 6711)]