41943980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{161323}}^1$

素因数の和:161345

約数の個数: 24

約数和(自身を含む): 94858512

約数和(自身を除く): 52914532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 161323, 322646, 645292, 806615, 1613230, 2097199, 3226460, 4194398, 8388796, 10485995, 20971990, 41943980]

約数ペア:

[(1, 41943980), (2, 20971990), (4, 10485995), (5, 8388796), (10, 4194398), (13, 3226460), (20, 2097199), (26, 1613230), (52, 806615), (65, 645292), (130, 322646), (260, 161323)]