20556031678

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6643837}}^1$

素因数の和:6643876

約数の個数: 32

約数和(自身を含む): 40181932224

約数和(自身を除く): 19625900546

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6643837, 13287674, 46506859, 86369881, 93013718, 112945229, 172739762, 225890458, 604589167, 790616603, 1209178334, 1468287977, 1581233206, 2936575954, 10278015839, 20556031678]

約数ペア:

[(1, 20556031678), (2, 10278015839), (7, 2936575954), (13, 1581233206), (14, 1468287977), (17, 1209178334), (26, 790616603), (34, 604589167), (91, 225890458), (119, 172739762), (182, 112945229), (221, 93013718), (238, 86369881), (442, 46506859), (1547, 13287674), (3094, 6643837)]