19330005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 33048576

約数和(自身を除く): 13718571

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1303, 2967, 3909, 4945, 6515, 14835, 19545, 29969, 56029, 89907, 149845, 168087, 280145, 449535, 840435, 1288667, 3866001, 6443335, 19330005]

約数ペア:

[(1, 19330005), (3, 6443335), (5, 3866001), (15, 1288667), (23, 840435), (43, 449535), (69, 280145), (115, 168087), (129, 149845), (215, 89907), (345, 56029), (645, 29969), (989, 19545), (1303, 14835), (2967, 6515), (3909, 4945)]