201917190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{26189}}^1$

素因数の和:26456

約数の個数: 32

約数和(自身を含む): 486505440

約数和(自身を除く): 284588250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 26189, 52378, 78567, 130945, 157134, 261890, 392835, 785670, 6730573, 13461146, 20191719, 33652865, 40383438, 67305730, 100958595, 201917190]

約数ペア:

[(1, 201917190), (2, 100958595), (3, 67305730), (5, 40383438), (6, 33652865), (10, 20191719), (15, 13461146), (30, 6730573), (257, 785670), (514, 392835), (771, 261890), (1285, 157134), (1542, 130945), (2570, 78567), (3855, 52378), (7710, 26189)]