20234877184

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^2$

素因数の和:520

約数の個数: 108

約数和(自身を含む): 43071372400

約数和(自身を除く): 22836495216

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 139, 152, 173, 256, 278, 304, 346, 556, 608, 692, 1112, 1216, 1384, 2224, 2432, 2641, 2768, 3287, 4448, 4864, 5282, 5536, 6574, 8896, 10564, 11072, 13148, 17792, 21128, 22144, 24047, 26296, 29929, 35584, 42256, 44288, 48094, 52592, 59858, 84512, 96188, 105184, 119716, 169024, 192376, 210368, 239432, 338048, 384752, 420736, 456893, 478864, 568651, 676096, 769504, 841472, 913786, 957728, 1137302, 1539008, 1827572, 1915456, 2274604, 3078016, 3655144, 3830912, 4160131, 4549208, 6156032, 7310288, 7661824, 8320262, 9098416, 14620576, 16640524, 18196832, 29241152, 33281048, 36393664, 58482304, 66562096, 72787328, 79042489, 116964608, 133124192, 145574656, 158084978, 266248384, 316169956, 532496768, 632339912, 1064993536, 1264679824, 2529359648, 5058719296, 10117438592, 20234877184]

約数ペア:

[(1, 20234877184), (2, 10117438592), (4, 5058719296), (8, 2529359648), (16, 1264679824), (19, 1064993536), (32, 632339912), (38, 532496768), (64, 316169956), (76, 266248384), (128, 158084978), (139, 145574656), (152, 133124192), (173, 116964608), (256, 79042489), (278, 72787328), (304, 66562096), (346, 58482304), (556, 36393664), (608, 33281048), (692, 29241152), (1112, 18196832), (1216, 16640524), (1384, 14620576), (2224, 9098416), (2432, 8320262), (2641, 7661824), (2768, 7310288), (3287, 6156032), (4448, 4549208), (4864, 4160131), (5282, 3830912), (5536, 3655144), (6574, 3078016), (8896, 2274604), (10564, 1915456), (11072, 1827572), (13148, 1539008), (17792, 1137302), (21128, 957728), (22144, 913786), (24047, 841472), (26296, 769504), (29929, 676096), (35584, 568651), (42256, 478864), (44288, 456893), (48094, 420736), (52592, 384752), (59858, 338048), (84512, 239432), (96188, 210368), (105184, 192376), (119716, 169024)]