208021268818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1\times {\mathrm{4483}}^1$

素因数の和:4991

約数の個数: 64

約数和(自身を含む): 351609882624

約数和(自身を除く): 143588613806

約数列:

[1, 2, 11, 22, 43, 86, 181, 271, 362, 473, 542, 946, 1991, 2981, 3982, 4483, 5962, 7783, 8966, 11653, 15566, 23306, 49051, 49313, 85613, 98102, 98626, 128183, 171226, 192769, 256366, 385538, 539561, 811423, 1079122, 1214893, 1622846, 2109193, 2120459, 2429786, 4218386, 4240918, 8925653, 13363823, 17851306, 23201123, 26727646, 34891189, 46402246, 52240399, 69782378, 104480798, 219895633, 383803079, 439791266, 574644389, 767606158, 1149288778, 2418851963, 4837703926, 9455512219, 18911024438, 104010634409, 208021268818]

約数ペア:

[(1, 208021268818), (2, 104010634409), (11, 18911024438), (22, 9455512219), (43, 4837703926), (86, 2418851963), (181, 1149288778), (271, 767606158), (362, 574644389), (473, 439791266), (542, 383803079), (946, 219895633), (1991, 104480798), (2981, 69782378), (3982, 52240399), (4483, 46402246), (5962, 34891189), (7783, 26727646), (8966, 23201123), (11653, 17851306), (15566, 13363823), (23306, 8925653), (49051, 4240918), (49313, 4218386), (85613, 2429786), (98102, 2120459), (98626, 2109193), (128183, 1622846), (171226, 1214893), (192769, 1079122), (256366, 811423), (385538, 539561)]