20004062408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1\times {\mathrm{2267}}^1$

素因数の和:2990

約数の個数: 64

約数和(自身を含む): 41224075200

約数和(自身を除く): 21220012792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 509, 788, 1018, 1576, 2036, 2167, 2267, 4072, 4334, 4534, 5599, 8668, 9068, 11198, 17336, 18136, 22396, 24937, 44792, 49874, 99748, 100273, 199496, 200546, 401092, 446599, 802184, 893198, 1103003, 1153903, 1786396, 2206006, 2307806, 3572792, 4412012, 4615612, 4912589, 8824024, 9231224, 9825178, 12692933, 19650356, 25385866, 39300712, 50771732, 101543464, 227318891, 454637782, 909275564, 1818551128, 2500507801, 5001015602, 10002031204, 20004062408]

約数ペア:

[(1, 20004062408), (2, 10002031204), (4, 5001015602), (8, 2500507801), (11, 1818551128), (22, 909275564), (44, 454637782), (88, 227318891), (197, 101543464), (394, 50771732), (509, 39300712), (788, 25385866), (1018, 19650356), (1576, 12692933), (2036, 9825178), (2167, 9231224), (2267, 8824024), (4072, 4912589), (4334, 4615612), (4534, 4412012), (5599, 3572792), (8668, 2307806), (9068, 2206006), (11198, 1786396), (17336, 1153903), (18136, 1103003), (22396, 893198), (24937, 802184), (44792, 446599), (49874, 401092), (99748, 200546), (100273, 199496)]