19712364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4993}}^1$

素因数の和:5054

約数の個数: 48

約数和(自身を含む): 53695488

約数和(自身を除く): 33983124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 4993, 9986, 14979, 19972, 29958, 34951, 59916, 69902, 104853, 139804, 209706, 234671, 419412, 469342, 704013, 938684, 1408026, 1642697, 2816052, 3285394, 4928091, 6570788, 9856182, 19712364]

約数ペア:

[(1, 19712364), (2, 9856182), (3, 6570788), (4, 4928091), (6, 3285394), (7, 2816052), (12, 1642697), (14, 1408026), (21, 938684), (28, 704013), (42, 469342), (47, 419412), (84, 234671), (94, 209706), (141, 139804), (188, 104853), (282, 69902), (329, 59916), (564, 34951), (658, 29958), (987, 19972), (1316, 14979), (1974, 9986), (3948, 4993)]