20349813424

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1997}}^1\times {\mathrm{5843}}^1$

素因数の和:7957

約数の個数: 40

約数和(自身を含む): 39816223920

約数和(自身を除く): 19466410496

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 1997, 3994, 5843, 7988, 11686, 15976, 23372, 31952, 46744, 93488, 217673, 435346, 636887, 870692, 1273774, 1741384, 2547548, 3482768, 5095096, 10190192, 11668471, 23336942, 46673884, 93347768, 186695536, 1271863339, 2543726678, 5087453356, 10174906712, 20349813424]

約数ペア:

[(1, 20349813424), (2, 10174906712), (4, 5087453356), (8, 2543726678), (16, 1271863339), (109, 186695536), (218, 93347768), (436, 46673884), (872, 23336942), (1744, 11668471), (1997, 10190192), (3994, 5095096), (5843, 3482768), (7988, 2547548), (11686, 1741384), (15976, 1273774), (23372, 870692), (31952, 636887), (46744, 435346), (93488, 217673)]