20652632

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2579}}^1$

素因数の和:2616

約数の個数: 64

約数和(自身を含む): 52012800

約数和(自身を除く): 31360168

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2579, 4004, 5158, 8008, 10316, 18053, 20632, 28369, 33527, 36106, 56738, 67054, 72212, 113476, 134108, 144424, 198583, 226952, 234689, 268216, 368797, 397166, 469378, 737594, 794332, 938756, 1475188, 1588664, 1877512, 2581579, 2950376, 5163158, 10326316, 20652632]

約数ペア:

[(1, 20652632), (2, 10326316), (4, 5163158), (7, 2950376), (8, 2581579), (11, 1877512), (13, 1588664), (14, 1475188), (22, 938756), (26, 794332), (28, 737594), (44, 469378), (52, 397166), (56, 368797), (77, 268216), (88, 234689), (91, 226952), (104, 198583), (143, 144424), (154, 134108), (182, 113476), (286, 72212), (308, 67054), (364, 56738), (572, 36106), (616, 33527), (728, 28369), (1001, 20632), (1144, 18053), (2002, 10316), (2579, 8008), (4004, 5158)]