18770385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 32117760

約数和(自身を除く): 13347375

約数列:

[1, 3, 5, 15, 19, 57, 67, 95, 201, 285, 335, 983, 1005, 1273, 2949, 3819, 4915, 6365, 14745, 18677, 19095, 56031, 65861, 93385, 197583, 280155, 329305, 987915, 1251359, 3754077, 6256795, 18770385]

約数ペア:

[(1, 18770385), (3, 6256795), (5, 3754077), (15, 1251359), (19, 987915), (57, 329305), (67, 280155), (95, 197583), (201, 93385), (285, 65861), (335, 56031), (983, 19095), (1005, 18677), (1273, 14745), (2949, 6365), (3819, 4915)]