18509274

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 46500480

約数和(自身を除く): 27991206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2069, 2982, 4138, 4473, 6207, 8946, 12414, 14483, 18621, 28966, 37242, 43449, 86898, 130347, 146899, 260694, 293798, 440697, 881394, 1028293, 1322091, 2056586, 2644182, 3084879, 6169758, 9254637, 18509274]

約数ペア:

[(1, 18509274), (2, 9254637), (3, 6169758), (6, 3084879), (7, 2644182), (9, 2056586), (14, 1322091), (18, 1028293), (21, 881394), (42, 440697), (63, 293798), (71, 260694), (126, 146899), (142, 130347), (213, 86898), (426, 43449), (497, 37242), (639, 28966), (994, 18621), (1278, 14483), (1491, 12414), (2069, 8946), (2982, 6207), (4138, 4473)]