20281031672

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{1619}}^1\times {\mathrm{12941}}^1$

素因数の和:14588

約数の個数: 48

約数和(自身を含む): 41827249800

約数和(自身を除く): 21546218128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1619, 3238, 6476, 12941, 12952, 17809, 25882, 35618, 51764, 71236, 103528, 142351, 142472, 195899, 284702, 391798, 569404, 783596, 1138808, 1565861, 1567192, 3131722, 6263444, 12526888, 20951479, 41902958, 83805916, 167611832, 230466269, 460932538, 921865076, 1843730152, 2535128959, 5070257918, 10140515836, 20281031672]

約数ペア:

[(1, 20281031672), (2, 10140515836), (4, 5070257918), (8, 2535128959), (11, 1843730152), (22, 921865076), (44, 460932538), (88, 230466269), (121, 167611832), (242, 83805916), (484, 41902958), (968, 20951479), (1619, 12526888), (3238, 6263444), (6476, 3131722), (12941, 1567192), (12952, 1565861), (17809, 1138808), (25882, 783596), (35618, 569404), (51764, 391798), (71236, 284702), (103528, 195899), (142351, 142472)]