19182368

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 40098240

約数和(自身を除く): 20915872

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 67, 92, 134, 184, 268, 368, 389, 536, 736, 778, 1072, 1541, 1556, 2144, 3082, 3112, 6164, 6224, 8947, 12328, 12448, 17894, 24656, 26063, 35788, 49312, 52126, 71576, 104252, 143152, 208504, 286304, 417008, 599449, 834016, 1198898, 2397796, 4795592, 9591184, 19182368]

約数ペア:

[(1, 19182368), (2, 9591184), (4, 4795592), (8, 2397796), (16, 1198898), (23, 834016), (32, 599449), (46, 417008), (67, 286304), (92, 208504), (134, 143152), (184, 104252), (268, 71576), (368, 52126), (389, 49312), (536, 35788), (736, 26063), (778, 24656), (1072, 17894), (1541, 12448), (1556, 12328), (2144, 8947), (3082, 6224), (3112, 6164)]