20163856876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{63347}}^1$

素因数の和:63550

約数の個数: 48

約数和(自身を含む): 38823708672

約数和(自身を除く): 18659851796

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 151, 302, 527, 604, 1054, 2108, 2567, 4681, 5134, 9362, 10268, 18724, 63347, 79577, 126694, 159154, 253388, 318308, 1076899, 1963757, 2153798, 3927514, 4307596, 7855028, 9565397, 19130794, 33383869, 38261588, 66767738, 133535476, 162611749, 296527307, 325223498, 593054614, 650446996, 1186109228, 5040964219, 10081928438, 20163856876]

約数ペア:

[(1, 20163856876), (2, 10081928438), (4, 5040964219), (17, 1186109228), (31, 650446996), (34, 593054614), (62, 325223498), (68, 296527307), (124, 162611749), (151, 133535476), (302, 66767738), (527, 38261588), (604, 33383869), (1054, 19130794), (2108, 9565397), (2567, 7855028), (4681, 4307596), (5134, 3927514), (9362, 2153798), (10268, 1963757), (18724, 1076899), (63347, 318308), (79577, 253388), (126694, 159154)]