20998582752

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{70537}}^1$

素因数の和:71000

約数の個数: 96

約数和(自身を含む): 63138845952

約数和(自身を除く): 42140263200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 443, 672, 886, 1329, 1772, 2658, 3101, 3544, 5316, 6202, 7088, 9303, 10632, 12404, 14176, 18606, 21264, 24808, 37212, 42528, 49616, 70537, 74424, 99232, 141074, 148848, 211611, 282148, 297696, 423222, 493759, 564296, 846444, 987518, 1128592, 1481277, 1692888, 1975036, 2257184, 2962554, 3385776, 3950072, 5925108, 6771552, 7900144, 11850216, 15800288, 23700432, 31247891, 47400864, 62495782, 93743673, 124991564, 187487346, 218735237, 249983128, 374974692, 437470474, 499966256, 656205711, 749949384, 874940948, 999932512, 1312411422, 1499898768, 1749881896, 2624822844, 2999797536, 3499763792, 5249645688, 6999527584, 10499291376, 20998582752]

約数ペア:

[(1, 20998582752), (2, 10499291376), (3, 6999527584), (4, 5249645688), (6, 3499763792), (7, 2999797536), (8, 2624822844), (12, 1749881896), (14, 1499898768), (16, 1312411422), (21, 999932512), (24, 874940948), (28, 749949384), (32, 656205711), (42, 499966256), (48, 437470474), (56, 374974692), (84, 249983128), (96, 218735237), (112, 187487346), (168, 124991564), (224, 93743673), (336, 62495782), (443, 47400864), (672, 31247891), (886, 23700432), (1329, 15800288), (1772, 11850216), (2658, 7900144), (3101, 6771552), (3544, 5925108), (5316, 3950072), (6202, 3385776), (7088, 2962554), (9303, 2257184), (10632, 1975036), (12404, 1692888), (14176, 1481277), (18606, 1128592), (21264, 987518), (24808, 846444), (37212, 564296), (42528, 493759), (49616, 423222), (70537, 297696), (74424, 282148), (99232, 211611), (141074, 148848)]