19388037

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 29001600

約数和(自身を除く): 9613563

約数列:

[1, 3, 19, 29, 37, 57, 87, 111, 317, 551, 703, 951, 1073, 1653, 2109, 3219, 6023, 9193, 11729, 18069, 20387, 27579, 35187, 61161, 174667, 222851, 340141, 524001, 668553, 1020423, 6462679, 19388037]

約数ペア:

[(1, 19388037), (3, 6462679), (19, 1020423), (29, 668553), (37, 524001), (57, 340141), (87, 222851), (111, 174667), (317, 61161), (551, 35187), (703, 27579), (951, 20387), (1073, 18069), (1653, 11729), (2109, 9193), (3219, 6023)]