20297304

素因数分解:

$2^3\times 3^5\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 58378320

約数和(自身を除く): 38081016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 197, 212, 216, 243, 318, 324, 394, 424, 477, 486, 591, 636, 648, 788, 954, 972, 1182, 1272, 1431, 1576, 1773, 1908, 1944, 2364, 2862, 3546, 3816, 4293, 4728, 5319, 5724, 7092, 8586, 10441, 10638, 11448, 12879, 14184, 15957, 17172, 20882, 21276, 25758, 31323, 31914, 34344, 41764, 42552, 47871, 51516, 62646, 63828, 83528, 93969, 95742, 103032, 125292, 127656, 187938, 191484, 250584, 281907, 375876, 382968, 563814, 751752, 845721, 1127628, 1691442, 2255256, 2537163, 3382884, 5074326, 6765768, 10148652, 20297304]

約数ペア:

[(1, 20297304), (2, 10148652), (3, 6765768), (4, 5074326), (6, 3382884), (8, 2537163), (9, 2255256), (12, 1691442), (18, 1127628), (24, 845721), (27, 751752), (36, 563814), (53, 382968), (54, 375876), (72, 281907), (81, 250584), (106, 191484), (108, 187938), (159, 127656), (162, 125292), (197, 103032), (212, 95742), (216, 93969), (243, 83528), (318, 63828), (324, 62646), (394, 51516), (424, 47871), (477, 42552), (486, 41764), (591, 34344), (636, 31914), (648, 31323), (788, 25758), (954, 21276), (972, 20882), (1182, 17172), (1272, 15957), (1431, 14184), (1576, 12879), (1773, 11448), (1908, 10638), (1944, 10441), (2364, 8586), (2862, 7092), (3546, 5724), (3816, 5319), (4293, 4728)]