20770022

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 41731200

約数和(自身を除く): 20961178

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 137, 182, 221, 238, 274, 343, 442, 637, 686, 833, 959, 1274, 1547, 1666, 1781, 1918, 2329, 3094, 3562, 4459, 4658, 5831, 6713, 8918, 10829, 11662, 12467, 13426, 16303, 21658, 24934, 30277, 32606, 46991, 60554, 75803, 87269, 93982, 114121, 151606, 174538, 211939, 228242, 423878, 610883, 798847, 1221766, 1483573, 1597694, 2967146, 10385011, 20770022]

約数ペア:

[(1, 20770022), (2, 10385011), (7, 2967146), (13, 1597694), (14, 1483573), (17, 1221766), (26, 798847), (34, 610883), (49, 423878), (91, 228242), (98, 211939), (119, 174538), (137, 151606), (182, 114121), (221, 93982), (238, 87269), (274, 75803), (343, 60554), (442, 46991), (637, 32606), (686, 30277), (833, 24934), (959, 21658), (1274, 16303), (1547, 13426), (1666, 12467), (1781, 11662), (1918, 10829), (2329, 8918), (3094, 6713), (3562, 5831), (4459, 4658)]