19872032

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{11717}}^1$

素因数の和:11780

約数の個数: 24

約数和(自身を含む): 39864636

約数和(自身を除く): 19992604

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 11717, 23434, 46868, 93736, 187472, 374944, 621001, 1242002, 2484004, 4968008, 9936016, 19872032]

約数ペア:

[(1, 19872032), (2, 9936016), (4, 4968008), (8, 2484004), (16, 1242002), (32, 621001), (53, 374944), (106, 187472), (212, 93736), (424, 46868), (848, 23434), (1696, 11717)]