20039376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 64599040

約数和(自身を除く): 44559664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 43, 48, 56, 57, 73, 76, 84, 86, 112, 114, 129, 133, 146, 152, 168, 172, 219, 228, 258, 266, 292, 301, 304, 336, 344, 399, 438, 456, 511, 516, 532, 584, 602, 688, 798, 817, 876, 903, 912, 1022, 1032, 1064, 1168, 1204, 1387, 1533, 1596, 1634, 1752, 1806, 2044, 2064, 2128, 2408, 2451, 2774, 3066, 3139, 3192, 3268, 3504, 3612, 4088, 4161, 4816, 4902, 5548, 5719, 6132, 6278, 6384, 6536, 7224, 8176, 8322, 9417, 9709, 9804, 11096, 11438, 12264, 12556, 13072, 14448, 16644, 17157, 18834, 19418, 19608, 21973, 22192, 22876, 24528, 25112, 29127, 33288, 34314, 37668, 38836, 39216, 43946, 45752, 50224, 58254, 59641, 65919, 66576, 68628, 75336, 77672, 87892, 91504, 116508, 119282, 131838, 137256, 150672, 155344, 175784, 178923, 233016, 238564, 263676, 274512, 351568, 357846, 417487, 466032, 477128, 527352, 715692, 834974, 954256, 1054704, 1252461, 1431384, 1669948, 2504922, 2862768, 3339896, 5009844, 6679792, 10019688, 20039376]

約数ペア:

[(1, 20039376), (2, 10019688), (3, 6679792), (4, 5009844), (6, 3339896), (7, 2862768), (8, 2504922), (12, 1669948), (14, 1431384), (16, 1252461), (19, 1054704), (21, 954256), (24, 834974), (28, 715692), (38, 527352), (42, 477128), (43, 466032), (48, 417487), (56, 357846), (57, 351568), (73, 274512), (76, 263676), (84, 238564), (86, 233016), (112, 178923), (114, 175784), (129, 155344), (133, 150672), (146, 137256), (152, 131838), (168, 119282), (172, 116508), (219, 91504), (228, 87892), (258, 77672), (266, 75336), (292, 68628), (301, 66576), (304, 65919), (336, 59641), (344, 58254), (399, 50224), (438, 45752), (456, 43946), (511, 39216), (516, 38836), (532, 37668), (584, 34314), (602, 33288), (688, 29127), (798, 25112), (817, 24528), (876, 22876), (903, 22192), (912, 21973), (1022, 19608), (1032, 19418), (1064, 18834), (1168, 17157), (1204, 16644), (1387, 14448), (1533, 13072), (1596, 12556), (1634, 12264), (1752, 11438), (1806, 11096), (2044, 9804), (2064, 9709), (2128, 9417), (2408, 8322), (2451, 8176), (2774, 7224), (3066, 6536), (3139, 6384), (3192, 6278), (3268, 6132), (3504, 5719), (3612, 5548), (4088, 4902), (4161, 4816)]