20963376

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2971}}^1$

素因数の和:2999

約数の個数: 90

約数和(自身を含む): 68269812

約数和(自身を除く): 47306436

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 2971, 3528, 5942, 7056, 8913, 11884, 17826, 20797, 23768, 26739, 35652, 41594, 47536, 53478, 62391, 71304, 83188, 106956, 124782, 142608, 145579, 166376, 187173, 213912, 249564, 291158, 332752, 374346, 427824, 436737, 499128, 582316, 748692, 873474, 998256, 1164632, 1310211, 1497384, 1746948, 2329264, 2620422, 2994768, 3493896, 5240844, 6987792, 10481688, 20963376]

約数ペア:

[(1, 20963376), (2, 10481688), (3, 6987792), (4, 5240844), (6, 3493896), (7, 2994768), (8, 2620422), (9, 2329264), (12, 1746948), (14, 1497384), (16, 1310211), (18, 1164632), (21, 998256), (24, 873474), (28, 748692), (36, 582316), (42, 499128), (48, 436737), (49, 427824), (56, 374346), (63, 332752), (72, 291158), (84, 249564), (98, 213912), (112, 187173), (126, 166376), (144, 145579), (147, 142608), (168, 124782), (196, 106956), (252, 83188), (294, 71304), (336, 62391), (392, 53478), (441, 47536), (504, 41594), (588, 35652), (784, 26739), (882, 23768), (1008, 20797), (1176, 17826), (1764, 11884), (2352, 8913), (2971, 7056), (3528, 5942)]