20260481884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:659

約数の個数: 96

約数和(自身を含む): 38922024960

約数和(自身を除く): 18661543076

約数列:

[1, 2, 4, 17, 34, 67, 68, 79, 134, 158, 181, 268, 311, 316, 362, 622, 724, 1139, 1244, 1343, 2278, 2686, 3077, 4556, 5287, 5293, 5372, 6154, 10574, 10586, 12127, 12308, 14299, 20837, 21148, 21172, 24254, 24569, 28598, 41674, 48508, 49138, 56291, 57196, 83348, 89981, 98276, 112582, 179962, 206159, 225164, 243083, 354229, 359924, 412318, 417673, 486166, 708458, 824636, 835346, 956947, 958033, 972332, 1416916, 1646123, 1670692, 1913894, 1916066, 3292246, 3771497, 3827788, 3832132, 4446989, 6584492, 7542994, 8893978, 15085988, 16286561, 17787956, 27984091, 32573122, 55968182, 64115449, 65146244, 75598813, 111936364, 128230898, 151197626, 256461796, 297948263, 302395252, 595896526, 1191793052, 5065120471, 10130240942, 20260481884]

約数ペア:

[(1, 20260481884), (2, 10130240942), (4, 5065120471), (17, 1191793052), (34, 595896526), (67, 302395252), (68, 297948263), (79, 256461796), (134, 151197626), (158, 128230898), (181, 111936364), (268, 75598813), (311, 65146244), (316, 64115449), (362, 55968182), (622, 32573122), (724, 27984091), (1139, 17787956), (1244, 16286561), (1343, 15085988), (2278, 8893978), (2686, 7542994), (3077, 6584492), (4556, 4446989), (5287, 3832132), (5293, 3827788), (5372, 3771497), (6154, 3292246), (10574, 1916066), (10586, 1913894), (12127, 1670692), (12308, 1646123), (14299, 1416916), (20837, 972332), (21148, 958033), (21172, 956947), (24254, 835346), (24569, 824636), (28598, 708458), (41674, 486166), (48508, 417673), (49138, 412318), (56291, 359924), (57196, 354229), (83348, 243083), (89981, 225164), (98276, 206159), (112582, 179962)]