20921878558

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1\times {\mathrm{16033}}^1$

素因数の和:17248

約数の個数: 32

約数和(自身を含む): 36332787456

約数和(自身を除く): 15410908898

約数列:

[1, 2, 7, 14, 83, 166, 581, 1123, 1162, 2246, 7861, 15722, 16033, 32066, 93209, 112231, 186418, 224462, 652463, 1304926, 1330739, 2661478, 9315173, 18005059, 18630346, 36010118, 126035413, 252070826, 1494419897, 2988839794, 10460939279, 20921878558]

約数ペア:

[(1, 20921878558), (2, 10460939279), (7, 2988839794), (14, 1494419897), (83, 252070826), (166, 126035413), (581, 36010118), (1123, 18630346), (1162, 18005059), (2246, 9315173), (7861, 2661478), (15722, 1330739), (16033, 1304926), (32066, 652463), (93209, 224462), (112231, 186418)]