17943828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11243}}^1$

素因数の和:11276

約数の個数: 48

約数和(自身を含む): 50373120

約数和(自身を除く): 32429292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 11243, 22486, 33729, 44972, 67458, 78701, 134916, 157402, 213617, 236103, 314804, 427234, 472206, 640851, 854468, 944412, 1281702, 1495319, 2563404, 2990638, 4485957, 5981276, 8971914, 17943828]

約数ペア:

[(1, 17943828), (2, 8971914), (3, 5981276), (4, 4485957), (6, 2990638), (7, 2563404), (12, 1495319), (14, 1281702), (19, 944412), (21, 854468), (28, 640851), (38, 472206), (42, 427234), (57, 314804), (76, 236103), (84, 213617), (114, 157402), (133, 134916), (228, 78701), (266, 67458), (399, 44972), (532, 33729), (798, 22486), (1596, 11243)]