20587427211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 31756130560

約数和(自身を除く): 11168703349

約数列:

[1, 3, 13, 39, 41, 43, 67, 109, 123, 129, 201, 327, 533, 559, 871, 1417, 1599, 1677, 1681, 1763, 2613, 2747, 2881, 4251, 4469, 4687, 5043, 5289, 7303, 8241, 8643, 13407, 14061, 21853, 21909, 22919, 35711, 37453, 58097, 60931, 65559, 68757, 72283, 94939, 107133, 112359, 112627, 118121, 174291, 182793, 183229, 192167, 216849, 284817, 299423, 314029, 337881, 354363, 549687, 576501, 898269, 939679, 942087, 1464151, 1535573, 2381977, 2498171, 2819037, 3892499, 4082377, 4392453, 4606719, 4842961, 7145931, 7494513, 7878847, 11677497, 12247131, 12276343, 12875189, 14528883, 23636541, 36829029, 38625567, 62958493, 102425011, 159592459, 167377457, 188875479, 307275033, 478777377, 502132371, 527882749, 1583648247, 6862475737, 20587427211]

約数ペア:

[(1, 20587427211), (3, 6862475737), (13, 1583648247), (39, 527882749), (41, 502132371), (43, 478777377), (67, 307275033), (109, 188875479), (123, 167377457), (129, 159592459), (201, 102425011), (327, 62958493), (533, 38625567), (559, 36829029), (871, 23636541), (1417, 14528883), (1599, 12875189), (1677, 12276343), (1681, 12247131), (1763, 11677497), (2613, 7878847), (2747, 7494513), (2881, 7145931), (4251, 4842961), (4469, 4606719), (4687, 4392453), (5043, 4082377), (5289, 3892499), (7303, 2819037), (8241, 2498171), (8643, 2381977), (13407, 1535573), (14061, 1464151), (21853, 942087), (21909, 939679), (22919, 898269), (35711, 576501), (37453, 549687), (58097, 354363), (60931, 337881), (65559, 314029), (68757, 299423), (72283, 284817), (94939, 216849), (107133, 192167), (112359, 183229), (112627, 182793), (118121, 174291)]