19822941

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 31000320

約数和(自身を除く): 11177379

約数列:

[1, 3, 9, 23, 27, 69, 137, 207, 233, 411, 621, 699, 1233, 2097, 3151, 3699, 5359, 6291, 9453, 16077, 28359, 31921, 48231, 85077, 95763, 144693, 287289, 734183, 861867, 2202549, 6607647, 19822941]

約数ペア:

[(1, 19822941), (3, 6607647), (9, 2202549), (23, 861867), (27, 734183), (69, 287289), (137, 144693), (207, 95763), (233, 85077), (411, 48231), (621, 31921), (699, 28359), (1233, 16077), (2097, 9453), (3151, 6291), (3699, 5359)]