19739712769

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73877}}^1$

素因数の和:73958

約数の個数: 32

約数和(自身を含む): 24823008000

約数和(自身を除く): 5083295231

約数列:

[1, 7, 19, 41, 49, 133, 287, 343, 779, 931, 2009, 5453, 6517, 14063, 38171, 73877, 267197, 517139, 1403663, 3028957, 3619973, 9825641, 21202699, 25339811, 57550183, 68779487, 148418893, 402851281, 481456409, 1038932251, 2819958967, 19739712769]

約数ペア:

[(1, 19739712769), (7, 2819958967), (19, 1038932251), (41, 481456409), (49, 402851281), (133, 148418893), (287, 68779487), (343, 57550183), (779, 25339811), (931, 21202699), (2009, 9825641), (5453, 3619973), (6517, 3028957), (14063, 1403663), (38171, 517139), (73877, 267197)]