20163800657

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 29680680960

約数和(自身を除く): 9516880303

約数列:

[1, 7, 11, 13, 17, 53, 77, 79, 91, 119, 143, 187, 221, 283, 371, 553, 583, 689, 869, 901, 1001, 1027, 1309, 1343, 1547, 1981, 2431, 3113, 3679, 4081, 4187, 4811, 4823, 6083, 6307, 7189, 7579, 9401, 9911, 11297, 11713, 14773, 14999, 17017, 17459, 21791, 22357, 25753, 29309, 33677, 40469, 46057, 52921, 53053, 54431, 62543, 69377, 71179, 79079, 81991, 103411, 104993, 122213, 128843, 156499, 164989, 192049, 194987, 245927, 254983, 283283, 290641, 322399, 370447, 380069, 381017, 437801, 498253, 598741, 687973, 782969, 901901, 925327, 1154923, 1184921, 1344343, 1364909, 1721489, 1784881, 2034487, 2144857, 2660483, 2804813, 3197051, 3314779, 4180759, 4191187, 4815811, 4940897, 5480783, 6477289, 8294447, 10178597, 13034131, 15013999, 15403973, 19633691, 20143657, 22379357, 23203453, 29265313, 34586279, 36462569, 54349867, 71250179, 91238917, 107827811, 141005599, 169443703, 221580227, 255237983, 261867541, 380449069, 1186105921, 1551061589, 1833072787, 2880542951, 20163800657]

約数ペア:

[(1, 20163800657), (7, 2880542951), (11, 1833072787), (13, 1551061589), (17, 1186105921), (53, 380449069), (77, 261867541), (79, 255237983), (91, 221580227), (119, 169443703), (143, 141005599), (187, 107827811), (221, 91238917), (283, 71250179), (371, 54349867), (553, 36462569), (583, 34586279), (689, 29265313), (869, 23203453), (901, 22379357), (1001, 20143657), (1027, 19633691), (1309, 15403973), (1343, 15013999), (1547, 13034131), (1981, 10178597), (2431, 8294447), (3113, 6477289), (3679, 5480783), (4081, 4940897), (4187, 4815811), (4811, 4191187), (4823, 4180759), (6083, 3314779), (6307, 3197051), (7189, 2804813), (7579, 2660483), (9401, 2144857), (9911, 2034487), (11297, 1784881), (11713, 1721489), (14773, 1364909), (14999, 1344343), (17017, 1184921), (17459, 1154923), (21791, 925327), (22357, 901901), (25753, 782969), (29309, 687973), (33677, 598741), (40469, 498253), (46057, 437801), (52921, 381017), (53053, 380069), (54431, 370447), (62543, 322399), (69377, 290641), (71179, 283283), (79079, 254983), (81991, 245927), (103411, 194987), (104993, 192049), (122213, 164989), (128843, 156499)]