20655179286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{236779}}^1$

素因数の和:236889

約数の個数: 64

約数和(自身を含む): 49462394880

約数和(自身を除く): 28807215594

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 67, 93, 134, 186, 201, 217, 402, 434, 469, 651, 938, 1302, 1407, 2077, 2814, 4154, 6231, 12462, 14539, 29078, 43617, 87234, 236779, 473558, 710337, 1420674, 1657453, 3314906, 4972359, 7340149, 9944718, 14680298, 15864193, 22020447, 31728386, 44040894, 47592579, 51381043, 95185158, 102762086, 111049351, 154143129, 222098702, 308286258, 333148053, 491789983, 666296106, 983579966, 1475369949, 2950739898, 3442529881, 6885059762, 10327589643, 20655179286]

約数ペア:

[(1, 20655179286), (2, 10327589643), (3, 6885059762), (6, 3442529881), (7, 2950739898), (14, 1475369949), (21, 983579966), (31, 666296106), (42, 491789983), (62, 333148053), (67, 308286258), (93, 222098702), (134, 154143129), (186, 111049351), (201, 102762086), (217, 95185158), (402, 51381043), (434, 47592579), (469, 44040894), (651, 31728386), (938, 22020447), (1302, 15864193), (1407, 14680298), (2077, 9944718), (2814, 7340149), (4154, 4972359), (6231, 3314906), (12462, 1657453), (14539, 1420674), (29078, 710337), (43617, 473558), (87234, 236779)]