20111256018

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{270073}}^1$

素因数の和:270288

約数の個数: 64

約数和(自身を含む): 51335665920

約数和(自身を除く): 31224409902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 197, 378, 394, 591, 1182, 1379, 1773, 2758, 3546, 4137, 5319, 8274, 10638, 12411, 24822, 37233, 74466, 270073, 540146, 810219, 1620438, 1890511, 2430657, 3781022, 4861314, 5671533, 7291971, 11343066, 14583942, 17014599, 34029198, 51043797, 53204381, 102087594, 106408762, 159613143, 319226286, 372430667, 478839429, 744861334, 957678858, 1117292001, 1436518287, 2234584002, 2873036574, 3351876003, 6703752006, 10055628009, 20111256018]

約数ペア:

[(1, 20111256018), (2, 10055628009), (3, 6703752006), (6, 3351876003), (7, 2873036574), (9, 2234584002), (14, 1436518287), (18, 1117292001), (21, 957678858), (27, 744861334), (42, 478839429), (54, 372430667), (63, 319226286), (126, 159613143), (189, 106408762), (197, 102087594), (378, 53204381), (394, 51043797), (591, 34029198), (1182, 17014599), (1379, 14583942), (1773, 11343066), (2758, 7291971), (3546, 5671533), (4137, 4861314), (5319, 3781022), (8274, 2430657), (10638, 1890511), (12411, 1620438), (24822, 810219), (37233, 540146), (74466, 270073)]