19856208

素因数分解:

$2^4\times 3^1\times {\mathrm{499}}^1\times {\mathrm{829}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 51460000

約数和(自身を除く): 31603792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 499, 829, 998, 1497, 1658, 1996, 2487, 2994, 3316, 3992, 4974, 5988, 6632, 7984, 9948, 11976, 13264, 19896, 23952, 39792, 413671, 827342, 1241013, 1654684, 2482026, 3309368, 4964052, 6618736, 9928104, 19856208]

約数ペア:

[(1, 19856208), (2, 9928104), (3, 6618736), (4, 4964052), (6, 3309368), (8, 2482026), (12, 1654684), (16, 1241013), (24, 827342), (48, 413671), (499, 39792), (829, 23952), (998, 19896), (1497, 13264), (1658, 11976), (1996, 9948), (2487, 7984), (2994, 6632), (3316, 5988), (3992, 4974)]