20851312462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{77317}}^1$

素因数の和:77536

約数の個数: 32

約数和(自身を含む): 33846727680

約数和(自身を除く): 12995415218

約数列:

[1, 2, 19, 38, 47, 94, 151, 302, 893, 1786, 2869, 5738, 7097, 14194, 77317, 134843, 154634, 269686, 1469023, 2938046, 3633899, 7267798, 11674867, 23349734, 69044081, 138088162, 221822473, 443644946, 548718749, 1097437498, 10425656231, 20851312462]

約数ペア:

[(1, 20851312462), (2, 10425656231), (19, 1097437498), (38, 548718749), (47, 443644946), (94, 221822473), (151, 138088162), (302, 69044081), (893, 23349734), (1786, 11674867), (2869, 7267798), (5738, 3633899), (7097, 2938046), (14194, 1469023), (77317, 269686), (134843, 154634)]