20247050336

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{497813}}^1$

素因数の和:497895

約数の個数: 48

約数和(自身を含む): 42150907008

約数和(自身を除く): 21903856672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 2542, 5084, 10168, 20336, 40672, 497813, 995626, 1991252, 3982504, 7965008, 15432203, 15930016, 20410333, 30864406, 40820666, 61728812, 81641332, 123457624, 163282664, 246915248, 326565328, 493830496, 632720323, 653130656, 1265440646, 2530881292, 5061762584, 10123525168, 20247050336]

約数ペア:

[(1, 20247050336), (2, 10123525168), (4, 5061762584), (8, 2530881292), (16, 1265440646), (31, 653130656), (32, 632720323), (41, 493830496), (62, 326565328), (82, 246915248), (124, 163282664), (164, 123457624), (248, 81641332), (328, 61728812), (496, 40820666), (656, 30864406), (992, 20410333), (1271, 15930016), (1312, 15432203), (2542, 7965008), (5084, 3982504), (10168, 1991252), (20336, 995626), (40672, 497813)]