1866728892

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67547}}^1$

素因数の和:67615

約数の個数: 72

約数和(自身を含む): 5174717184

約数和(自身を除く): 3307988292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 987, 1316, 1974, 2303, 3948, 4606, 6909, 9212, 13818, 27636, 67547, 135094, 202641, 270188, 405282, 472829, 810564, 945658, 1418487, 1891316, 2836974, 3174709, 3309803, 5673948, 6349418, 6619606, 9524127, 9929409, 12698836, 13239212, 19048254, 19858818, 22222963, 38096508, 39717636, 44445926, 66668889, 88891852, 133337778, 155560741, 266675556, 311121482, 466682223, 622242964, 933364446, 1866728892]

約数ペア:

[(1, 1866728892), (2, 933364446), (3, 622242964), (4, 466682223), (6, 311121482), (7, 266675556), (12, 155560741), (14, 133337778), (21, 88891852), (28, 66668889), (42, 44445926), (47, 39717636), (49, 38096508), (84, 22222963), (94, 19858818), (98, 19048254), (141, 13239212), (147, 12698836), (188, 9929409), (196, 9524127), (282, 6619606), (294, 6349418), (329, 5673948), (564, 3309803), (588, 3174709), (658, 2836974), (987, 1891316), (1316, 1418487), (1974, 945658), (2303, 810564), (3948, 472829), (4606, 405282), (6909, 270188), (9212, 202641), (13818, 135094), (27636, 67547)]