201020416

素因数分解:

$2^{10}\times {\mathrm{109}}^1\times {\mathrm{1801}}^1$

素因数の和:1930

約数の個数: 44

約数和(自身を含む): 405756340

約数和(自身を除く): 204735924

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1024, 1744, 1801, 3488, 3602, 6976, 7204, 13952, 14408, 27904, 28816, 55808, 57632, 111616, 115264, 196309, 230528, 392618, 461056, 785236, 922112, 1570472, 1844224, 3140944, 6281888, 12563776, 25127552, 50255104, 100510208, 201020416]

約数ペア:

[(1, 201020416), (2, 100510208), (4, 50255104), (8, 25127552), (16, 12563776), (32, 6281888), (64, 3140944), (109, 1844224), (128, 1570472), (218, 922112), (256, 785236), (436, 461056), (512, 392618), (872, 230528), (1024, 196309), (1744, 115264), (1801, 111616), (3488, 57632), (3602, 55808), (6976, 28816), (7204, 27904), (13952, 14408)]