18989136

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{7757}}^1$

素因数の和:7788

約数の個数: 60

約数和(自身を含む): 56276532

約数和(自身を除く): 37287396

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 7757, 15514, 23271, 31028, 46542, 62056, 69813, 93084, 124112, 131869, 139626, 186168, 263738, 279252, 372336, 395607, 527476, 558504, 791214, 1054952, 1117008, 1186821, 1582428, 2109904, 2373642, 3164856, 4747284, 6329712, 9494568, 18989136]

約数ペア:

[(1, 18989136), (2, 9494568), (3, 6329712), (4, 4747284), (6, 3164856), (8, 2373642), (9, 2109904), (12, 1582428), (16, 1186821), (17, 1117008), (18, 1054952), (24, 791214), (34, 558504), (36, 527476), (48, 395607), (51, 372336), (68, 279252), (72, 263738), (102, 186168), (136, 139626), (144, 131869), (153, 124112), (204, 93084), (272, 69813), (306, 62056), (408, 46542), (612, 31028), (816, 23271), (1224, 15514), (2448, 7757)]