203841328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{3329}}^1$

素因数の和:3469

約数の個数: 40

約数和(自身を含む): 408790800

約数和(自身を除く): 204949472

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 688, 712, 1424, 3329, 3827, 6658, 7654, 13316, 15308, 26632, 30616, 53264, 61232, 143147, 286294, 296281, 572588, 592562, 1145176, 1185124, 2290352, 2370248, 4740496, 12740083, 25480166, 50960332, 101920664, 203841328]

約数ペア:

[(1, 203841328), (2, 101920664), (4, 50960332), (8, 25480166), (16, 12740083), (43, 4740496), (86, 2370248), (89, 2290352), (172, 1185124), (178, 1145176), (344, 592562), (356, 572588), (688, 296281), (712, 286294), (1424, 143147), (3329, 61232), (3827, 53264), (6658, 30616), (7654, 26632), (13316, 15308)]