20970376

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19709}}^1$

素因数の和:19741

約数の個数: 32

約数和(自身を含む): 47304000

約数和(自身を除く): 26333624

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19709, 39418, 78836, 137963, 157672, 275926, 374471, 551852, 748942, 1103704, 1497884, 2621297, 2995768, 5242594, 10485188, 20970376]

約数ペア:

[(1, 20970376), (2, 10485188), (4, 5242594), (7, 2995768), (8, 2621297), (14, 1497884), (19, 1103704), (28, 748942), (38, 551852), (56, 374471), (76, 275926), (133, 157672), (152, 137963), (266, 78836), (532, 39418), (1064, 19709)]