20910016

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{3671}}^1$

素因数の和:3772

約数の個数: 28

約数和(自身を含む): 41970960

約数和(自身を除く): 21060944

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 3671, 5696, 7342, 14684, 29368, 58736, 117472, 234944, 326719, 653438, 1306876, 2613752, 5227504, 10455008, 20910016]

約数ペア:

[(1, 20910016), (2, 10455008), (4, 5227504), (8, 2613752), (16, 1306876), (32, 653438), (64, 326719), (89, 234944), (178, 117472), (356, 58736), (712, 29368), (1424, 14684), (2848, 7342), (3671, 5696)]