20161519088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30734023}}^1$

素因数の和:30734072

約数の個数: 20

約数和(自身を含む): 40015699248

約数和(自身を除く): 19854180160

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30734023, 61468046, 122936092, 245872184, 491744368, 1260094943, 2520189886, 5040379772, 10080759544, 20161519088]

約数ペア:

[(1, 20161519088), (2, 10080759544), (4, 5040379772), (8, 2520189886), (16, 1260094943), (41, 491744368), (82, 245872184), (164, 122936092), (328, 61468046), (656, 30734023)]