18821616

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 54341760

約数和(自身を除く): 35520144

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 43, 44, 48, 66, 86, 88, 129, 132, 172, 176, 258, 264, 344, 473, 516, 528, 688, 829, 946, 1032, 1419, 1658, 1892, 2064, 2487, 2838, 3316, 3784, 4974, 5676, 6632, 7568, 9119, 9948, 11352, 13264, 18238, 19896, 22704, 27357, 35647, 36476, 39792, 54714, 71294, 72952, 106941, 109428, 142588, 145904, 213882, 218856, 285176, 392117, 427764, 437712, 570352, 784234, 855528, 1176351, 1568468, 1711056, 2352702, 3136936, 4705404, 6273872, 9410808, 18821616]

約数ペア:

[(1, 18821616), (2, 9410808), (3, 6273872), (4, 4705404), (6, 3136936), (8, 2352702), (11, 1711056), (12, 1568468), (16, 1176351), (22, 855528), (24, 784234), (33, 570352), (43, 437712), (44, 427764), (48, 392117), (66, 285176), (86, 218856), (88, 213882), (129, 145904), (132, 142588), (172, 109428), (176, 106941), (258, 72952), (264, 71294), (344, 54714), (473, 39792), (516, 36476), (528, 35647), (688, 27357), (829, 22704), (946, 19896), (1032, 18238), (1419, 13264), (1658, 11352), (1892, 9948), (2064, 9119), (2487, 7568), (2838, 6632), (3316, 5676), (3784, 4974)]