20546848

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3163}}^1$

素因数の和:3209

約数の個数: 48

約数和(自身を含む): 47839680

約数和(自身を除く): 27292832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 3163, 3248, 6326, 6496, 12652, 22141, 25304, 44282, 50608, 88564, 91727, 101216, 177128, 183454, 354256, 366908, 642089, 708512, 733816, 1284178, 1467632, 2568356, 2935264, 5136712, 10273424, 20546848]

約数ペア:

[(1, 20546848), (2, 10273424), (4, 5136712), (7, 2935264), (8, 2568356), (14, 1467632), (16, 1284178), (28, 733816), (29, 708512), (32, 642089), (56, 366908), (58, 354256), (112, 183454), (116, 177128), (203, 101216), (224, 91727), (232, 88564), (406, 50608), (464, 44282), (812, 25304), (928, 22141), (1624, 12652), (3163, 6496), (3248, 6326)]