20129382

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12289}}^1$

素因数の和:12317

約数の個数: 48

約数和(自身を含む): 53682720

約数和(自身を除く): 33553338

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12289, 24578, 36867, 73734, 86023, 110601, 159757, 172046, 221202, 258069, 319514, 479271, 516138, 774207, 958542, 1118299, 1437813, 1548414, 2236598, 2875626, 3354897, 6709794, 10064691, 20129382]

約数ペア:

[(1, 20129382), (2, 10064691), (3, 6709794), (6, 3354897), (7, 2875626), (9, 2236598), (13, 1548414), (14, 1437813), (18, 1118299), (21, 958542), (26, 774207), (39, 516138), (42, 479271), (63, 319514), (78, 258069), (91, 221202), (117, 172046), (126, 159757), (182, 110601), (234, 86023), (273, 73734), (546, 36867), (819, 24578), (1638, 12289)]