16001488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 33245640

約数和(自身を除く): 17244152

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 661, 712, 1322, 1424, 1513, 2644, 3026, 5288, 6052, 10576, 11237, 12104, 22474, 24208, 44948, 58829, 89896, 117658, 179792, 235316, 470632, 941264, 1000093, 2000186, 4000372, 8000744, 16001488]

約数ペア:

[(1, 16001488), (2, 8000744), (4, 4000372), (8, 2000186), (16, 1000093), (17, 941264), (34, 470632), (68, 235316), (89, 179792), (136, 117658), (178, 89896), (272, 58829), (356, 44948), (661, 24208), (712, 22474), (1322, 12104), (1424, 11237), (1513, 10576), (2644, 6052), (3026, 5288)]