19005194901

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{205171}}^1$

素因数の和:205593

約数の個数: 32

約数和(自身を含む): 31671991296

約数和(自身を除く): 12666796395

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 401, 1203, 2807, 4411, 8421, 13233, 30877, 92631, 205171, 615513, 1436197, 2256881, 4308591, 6770643, 15798167, 47394501, 82273571, 246820713, 575914997, 905009281, 1727744991, 2715027843, 6335064967, 19005194901]

約数ペア:

[(1, 19005194901), (3, 6335064967), (7, 2715027843), (11, 1727744991), (21, 905009281), (33, 575914997), (77, 246820713), (231, 82273571), (401, 47394501), (1203, 15798167), (2807, 6770643), (4411, 4308591), (8421, 2256881), (13233, 1436197), (30877, 615513), (92631, 205171)]