19983544

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6733}}^1$

素因数の和:6799

約数の個数: 32

約数和(自身を含む): 43636320

約数和(自身を除く): 23652776

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6733, 13466, 26932, 47131, 53864, 94262, 188524, 356849, 377048, 713698, 1427396, 2497943, 2854792, 4995886, 9991772, 19983544]

約数ペア:

[(1, 19983544), (2, 9991772), (4, 4995886), (7, 2854792), (8, 2497943), (14, 1427396), (28, 713698), (53, 377048), (56, 356849), (106, 188524), (212, 94262), (371, 53864), (424, 47131), (742, 26932), (1484, 13466), (2968, 6733)]