201857296

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{206821}}^1$

素因数の和:206890

約数の個数: 20

約数和(自身を含む): 397511884

約数和(自身を除く): 195654588

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 206821, 413642, 827284, 1654568, 3309136, 12616081, 25232162, 50464324, 100928648, 201857296]

約数ペア:

[(1, 201857296), (2, 100928648), (4, 50464324), (8, 25232162), (16, 12616081), (61, 3309136), (122, 1654568), (244, 827284), (488, 413642), (976, 206821)]