20899152

素因数分解:

$2^4\times 3^2\times {\mathrm{145133}}^1$

素因数の和:145147

約数の個数: 30

約数和(自身を含む): 58489002

約数和(自身を除く): 37589850

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145133, 290266, 435399, 580532, 870798, 1161064, 1306197, 1741596, 2322128, 2612394, 3483192, 5224788, 6966384, 10449576, 20899152]

約数ペア:

[(1, 20899152), (2, 10449576), (3, 6966384), (4, 5224788), (6, 3483192), (8, 2612394), (9, 2322128), (12, 1741596), (16, 1306197), (18, 1161064), (24, 870798), (36, 580532), (48, 435399), (72, 290266), (144, 145133)]