19752772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3761}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 37604952

約数和(自身を除く): 17852180

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 3761, 5252, 7522, 15044, 48893, 97786, 195572, 379861, 759722, 1519444, 4938193, 9876386, 19752772]

約数ペア:

[(1, 19752772), (2, 9876386), (4, 4938193), (13, 1519444), (26, 759722), (52, 379861), (101, 195572), (202, 97786), (404, 48893), (1313, 15044), (2626, 7522), (3761, 5252)]