20045603942

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 38648064000

約数和(自身を除く): 18602460058

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 103, 139, 157, 182, 206, 278, 314, 343, 637, 686, 721, 973, 1099, 1274, 1339, 1442, 1807, 1946, 2041, 2198, 2678, 3614, 4082, 4459, 5047, 6811, 7693, 8918, 9373, 10094, 12649, 13622, 14287, 14317, 15386, 16171, 18746, 21823, 25298, 28574, 28634, 32342, 35329, 43646, 47677, 53851, 65611, 70658, 88543, 95354, 100009, 100219, 107702, 113197, 131222, 152761, 177086, 186121, 200018, 200438, 210223, 226394, 283699, 305522, 372242, 420446, 459277, 567398, 619801, 700063, 701533, 792379, 918554, 1069327, 1239602, 1302847, 1400126, 1403066, 1471561, 1584758, 1985893, 2138654, 2247769, 2605694, 2943122, 3971786, 4495538, 4910731, 5546653, 7485289, 9119929, 9821462, 10300927, 11093306, 13901251, 14970578, 15734383, 18239858, 20601854, 27802502, 29220997, 31468766, 58441994, 63839503, 72106489, 97308757, 110140681, 127679006, 144212978, 194617514, 204546979, 220281362, 409093958, 770984767, 1431828853, 1541969534, 2863657706, 10022801971, 20045603942]

約数ペア:

[(1, 20045603942), (2, 10022801971), (7, 2863657706), (13, 1541969534), (14, 1431828853), (26, 770984767), (49, 409093958), (91, 220281362), (98, 204546979), (103, 194617514), (139, 144212978), (157, 127679006), (182, 110140681), (206, 97308757), (278, 72106489), (314, 63839503), (343, 58441994), (637, 31468766), (686, 29220997), (721, 27802502), (973, 20601854), (1099, 18239858), (1274, 15734383), (1339, 14970578), (1442, 13901251), (1807, 11093306), (1946, 10300927), (2041, 9821462), (2198, 9119929), (2678, 7485289), (3614, 5546653), (4082, 4910731), (4459, 4495538), (5047, 3971786), (6811, 2943122), (7693, 2605694), (8918, 2247769), (9373, 2138654), (10094, 1985893), (12649, 1584758), (13622, 1471561), (14287, 1403066), (14317, 1400126), (15386, 1302847), (16171, 1239602), (18746, 1069327), (21823, 918554), (25298, 792379), (28574, 701533), (28634, 700063), (32342, 619801), (35329, 567398), (43646, 459277), (47677, 420446), (53851, 372242), (65611, 305522), (70658, 283699), (88543, 226394), (95354, 210223), (100009, 200438), (100219, 200018), (107702, 186121), (113197, 177086), (131222, 152761)]