20020432887

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1801}}^1$

素因数の和:2118

約数の個数: 96

約数和(自身を含む): 36469596800

約数和(自身を除く): 16449163913

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 277, 343, 441, 637, 819, 831, 1029, 1801, 1911, 1939, 2493, 3087, 3601, 4459, 5403, 5733, 5817, 10803, 12607, 13377, 13573, 16209, 17451, 23413, 25207, 32409, 37821, 40131, 40719, 70239, 75621, 88249, 95011, 113463, 122157, 163891, 176449, 210717, 226863, 264747, 285033, 491673, 498877, 529347, 617743, 794241, 855099, 1147237, 1235143, 1475019, 1496631, 1588041, 1853229, 3441711, 3492139, 3705429, 4489893, 5559687, 6485401, 8030659, 10325133, 10476417, 11116287, 19456203, 24091977, 24444973, 31429251, 45397807, 58368609, 72275931, 73334919, 136193421, 171114811, 220004757, 317784649, 408580263, 513344433, 953353947, 1540033299, 2224492543, 2860061841, 6673477629, 20020432887]

約数ペア:

[(1, 20020432887), (3, 6673477629), (7, 2860061841), (9, 2224492543), (13, 1540033299), (21, 953353947), (39, 513344433), (49, 408580263), (63, 317784649), (91, 220004757), (117, 171114811), (147, 136193421), (273, 73334919), (277, 72275931), (343, 58368609), (441, 45397807), (637, 31429251), (819, 24444973), (831, 24091977), (1029, 19456203), (1801, 11116287), (1911, 10476417), (1939, 10325133), (2493, 8030659), (3087, 6485401), (3601, 5559687), (4459, 4489893), (5403, 3705429), (5733, 3492139), (5817, 3441711), (10803, 1853229), (12607, 1588041), (13377, 1496631), (13573, 1475019), (16209, 1235143), (17451, 1147237), (23413, 855099), (25207, 794241), (32409, 617743), (37821, 529347), (40131, 498877), (40719, 491673), (70239, 285033), (75621, 264747), (88249, 226863), (95011, 210717), (113463, 176449), (122157, 163891)]