20089809628

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{809}}^1\times {\mathrm{3907}}^1$

素因数の和:4954

約数の個数: 48

約数和(自身を含む): 40416848640

約数和(自身を除く): 20327039012

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 809, 908, 1589, 1618, 3178, 3236, 3907, 5663, 6356, 7814, 11326, 15628, 22652, 27349, 54698, 109396, 183643, 367286, 734572, 886889, 1285501, 1773778, 2571002, 3160763, 3547556, 5142004, 6208223, 6321526, 12416446, 12643052, 22125341, 24832892, 44250682, 88501364, 717493201, 1434986402, 2869972804, 5022452407, 10044904814, 20089809628]

約数ペア:

[(1, 20089809628), (2, 10044904814), (4, 5022452407), (7, 2869972804), (14, 1434986402), (28, 717493201), (227, 88501364), (454, 44250682), (809, 24832892), (908, 22125341), (1589, 12643052), (1618, 12416446), (3178, 6321526), (3236, 6208223), (3907, 5142004), (5663, 3547556), (6356, 3160763), (7814, 2571002), (11326, 1773778), (15628, 1285501), (22652, 886889), (27349, 734572), (54698, 367286), (109396, 183643)]