19261179

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 32829440

約数和(自身を除く): 13568261

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 457, 669, 1371, 1561, 2007, 3199, 4113, 4683, 6021, 9597, 12339, 14049, 28791, 42147, 86373, 101911, 305733, 713377, 917199, 2140131, 2751597, 6420393, 19261179]

約数ペア:

[(1, 19261179), (3, 6420393), (7, 2751597), (9, 2140131), (21, 917199), (27, 713377), (63, 305733), (189, 101911), (223, 86373), (457, 42147), (669, 28791), (1371, 14049), (1561, 12339), (2007, 9597), (3199, 6021), (4113, 4683)]