18264016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{823}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 37805120

約数和(自身を除く): 19541104

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 823, 1168, 1387, 1646, 2774, 3292, 5548, 6584, 11096, 13168, 15637, 22192, 31274, 60079, 62548, 120158, 125096, 240316, 250192, 480632, 961264, 1141501, 2283002, 4566004, 9132008, 18264016]

約数ペア:

[(1, 18264016), (2, 9132008), (4, 4566004), (8, 2283002), (16, 1141501), (19, 961264), (38, 480632), (73, 250192), (76, 240316), (146, 125096), (152, 120158), (292, 62548), (304, 60079), (584, 31274), (823, 22192), (1168, 15637), (1387, 13168), (1646, 11096), (2774, 6584), (3292, 5548)]