20836296

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 61621560

約数和(自身を除く): 40785264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 113, 117, 156, 197, 226, 234, 312, 339, 394, 452, 468, 591, 678, 788, 904, 936, 1017, 1182, 1356, 1469, 1576, 1773, 2034, 2364, 2561, 2712, 2938, 3546, 4068, 4407, 4728, 5122, 5876, 7092, 7683, 8136, 8814, 10244, 11752, 13221, 14184, 15366, 17628, 20488, 22261, 23049, 26442, 30732, 35256, 44522, 46098, 52884, 61464, 66783, 89044, 92196, 105768, 133566, 178088, 184392, 200349, 267132, 289393, 400698, 534264, 578786, 801396, 868179, 1157572, 1602792, 1736358, 2315144, 2604537, 3472716, 5209074, 6945432, 10418148, 20836296]

約数ペア:

[(1, 20836296), (2, 10418148), (3, 6945432), (4, 5209074), (6, 3472716), (8, 2604537), (9, 2315144), (12, 1736358), (13, 1602792), (18, 1157572), (24, 868179), (26, 801396), (36, 578786), (39, 534264), (52, 400698), (72, 289393), (78, 267132), (104, 200349), (113, 184392), (117, 178088), (156, 133566), (197, 105768), (226, 92196), (234, 89044), (312, 66783), (339, 61464), (394, 52884), (452, 46098), (468, 44522), (591, 35256), (678, 30732), (788, 26442), (904, 23049), (936, 22261), (1017, 20488), (1182, 17628), (1356, 15366), (1469, 14184), (1576, 13221), (1773, 11752), (2034, 10244), (2364, 8814), (2561, 8136), (2712, 7683), (2938, 7092), (3546, 5876), (4068, 5122), (4407, 4728)]