20510362258

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1\times {\mathrm{2437}}^1$

素因数の和:3198

約数の個数: 32

約数和(自身を含む): 31749722928

約数和(自身を除く): 11239360670

約数列:

[1, 2, 41, 82, 197, 394, 521, 1042, 2437, 4874, 8077, 16154, 21361, 42722, 99917, 102637, 199834, 205274, 480089, 960178, 1269677, 2539354, 4208117, 8416234, 19683649, 39367298, 52056757, 104113514, 250126369, 500252738, 10255181129, 20510362258]

約数ペア:

[(1, 20510362258), (2, 10255181129), (41, 500252738), (82, 250126369), (197, 104113514), (394, 52056757), (521, 39367298), (1042, 19683649), (2437, 8416234), (4874, 4208117), (8077, 2539354), (16154, 1269677), (21361, 960178), (42722, 480089), (99917, 205274), (102637, 199834)]