18936368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6329}}^1$

素因数の和:6365

約数の個数: 40

約数和(自身を含む): 42385680

約数和(自身を除く): 23449312

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6329, 12658, 25316, 50632, 69619, 101264, 107593, 139238, 215186, 278476, 430372, 556952, 860744, 1113904, 1183523, 1721488, 2367046, 4734092, 9468184, 18936368]

約数ペア:

[(1, 18936368), (2, 9468184), (4, 4734092), (8, 2367046), (11, 1721488), (16, 1183523), (17, 1113904), (22, 860744), (34, 556952), (44, 430372), (68, 278476), (88, 215186), (136, 139238), (176, 107593), (187, 101264), (272, 69619), (374, 50632), (748, 25316), (1496, 12658), (2992, 6329)]