20402676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80963}}^1$

素因数の和:80980

約数の個数: 36

約数和(自身を含む): 58941792

約数和(自身を除く): 38539116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80963, 161926, 242889, 323852, 485778, 566741, 728667, 971556, 1133482, 1457334, 1700223, 2266964, 2914668, 3400446, 5100669, 6800892, 10201338, 20402676]

約数ペア:

[(1, 20402676), (2, 10201338), (3, 6800892), (4, 5100669), (6, 3400446), (7, 2914668), (9, 2266964), (12, 1700223), (14, 1457334), (18, 1133482), (21, 971556), (28, 728667), (36, 566741), (42, 485778), (63, 323852), (84, 242889), (126, 161926), (252, 80963)]