2008457552

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{637201}}^1$

素因数の和:637406

約数の個数: 20

約数和(自身を含む): 3911145876

約数和(自身を除く): 1902688324

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 637201, 1274402, 2548804, 5097608, 10195216, 125528597, 251057194, 502114388, 1004228776, 2008457552]

約数ペア:

[(1, 2008457552), (2, 1004228776), (4, 502114388), (8, 251057194), (16, 125528597), (197, 10195216), (394, 5097608), (788, 2548804), (1576, 1274402), (3152, 637201)]