18820512

素因数分解:

$2^5\times 3^4\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 120

約数和(自身を含む): 56806596

約数和(自身を除く): 37986084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 137, 144, 159, 162, 212, 216, 274, 288, 318, 324, 411, 424, 432, 477, 548, 636, 648, 822, 848, 864, 954, 1096, 1233, 1272, 1296, 1431, 1644, 1696, 1908, 2192, 2466, 2544, 2592, 2862, 3288, 3699, 3816, 4293, 4384, 4932, 5088, 5724, 6576, 7261, 7398, 7632, 8586, 9864, 11097, 11448, 13152, 14522, 14796, 15264, 17172, 19728, 21783, 22194, 22896, 29044, 29592, 34344, 39456, 43566, 44388, 45792, 58088, 59184, 65349, 68688, 87132, 88776, 116176, 118368, 130698, 137376, 174264, 177552, 196047, 232352, 261396, 348528, 355104, 392094, 522792, 588141, 697056, 784188, 1045584, 1176282, 1568376, 2091168, 2352564, 3136752, 4705128, 6273504, 9410256, 18820512]

約数ペア:

[(1, 18820512), (2, 9410256), (3, 6273504), (4, 4705128), (6, 3136752), (8, 2352564), (9, 2091168), (12, 1568376), (16, 1176282), (18, 1045584), (24, 784188), (27, 697056), (32, 588141), (36, 522792), (48, 392094), (53, 355104), (54, 348528), (72, 261396), (81, 232352), (96, 196047), (106, 177552), (108, 174264), (137, 137376), (144, 130698), (159, 118368), (162, 116176), (212, 88776), (216, 87132), (274, 68688), (288, 65349), (318, 59184), (324, 58088), (411, 45792), (424, 44388), (432, 43566), (477, 39456), (548, 34344), (636, 29592), (648, 29044), (822, 22896), (848, 22194), (864, 21783), (954, 19728), (1096, 17172), (1233, 15264), (1272, 14796), (1296, 14522), (1431, 13152), (1644, 11448), (1696, 11097), (1908, 9864), (2192, 8586), (2466, 7632), (2544, 7398), (2592, 7261), (2862, 6576), (3288, 5724), (3699, 5088), (3816, 4932), (4293, 4384)]