20631330252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{531133}}^1$

素因数の和:531239

約数の個数: 72

約数和(自身を含む): 56839836144

約数和(自身を除く): 36208505892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 468, 498, 747, 996, 1079, 1494, 2158, 2988, 3237, 4316, 6474, 9711, 12948, 19422, 38844, 531133, 1062266, 1593399, 2124532, 3186798, 4780197, 6373596, 6904729, 9560394, 13809458, 19120788, 20714187, 27618916, 41428374, 44084039, 62142561, 82856748, 88168078, 124285122, 132252117, 176336156, 248570244, 264504234, 396756351, 529008468, 573092507, 793512702, 1146185014, 1587025404, 1719277521, 2292370028, 3438555042, 5157832563, 6877110084, 10315665126, 20631330252]

約数ペア:

[(1, 20631330252), (2, 10315665126), (3, 6877110084), (4, 5157832563), (6, 3438555042), (9, 2292370028), (12, 1719277521), (13, 1587025404), (18, 1146185014), (26, 793512702), (36, 573092507), (39, 529008468), (52, 396756351), (78, 264504234), (83, 248570244), (117, 176336156), (156, 132252117), (166, 124285122), (234, 88168078), (249, 82856748), (332, 62142561), (468, 44084039), (498, 41428374), (747, 27618916), (996, 20714187), (1079, 19120788), (1494, 13809458), (2158, 9560394), (2988, 6904729), (3237, 6373596), (4316, 4780197), (6474, 3186798), (9711, 2124532), (12948, 1593399), (19422, 1062266), (38844, 531133)]