18656048

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 38628480

約数和(自身を除く): 19972432

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1297, 1798, 2594, 3596, 5188, 7192, 10376, 14384, 20752, 37613, 40207, 75226, 80414, 150452, 160828, 300904, 321656, 601808, 643312, 1166003, 2332006, 4664012, 9328024, 18656048]

約数ペア:

[(1, 18656048), (2, 9328024), (4, 4664012), (8, 2332006), (16, 1166003), (29, 643312), (31, 601808), (58, 321656), (62, 300904), (116, 160828), (124, 150452), (232, 80414), (248, 75226), (464, 40207), (496, 37613), (899, 20752), (1297, 14384), (1798, 10376), (2594, 7192), (3596, 5188)]