20199651885

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21375293}}^1$

素因数の和:21375314

約数の個数: 32

約数和(自身を含む): 41040564480

約数和(自身を除く): 20840912595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21375293, 64125879, 106876465, 149627051, 192377637, 320629395, 448881153, 577132911, 748135255, 961888185, 1346643459, 2244405765, 2885664555, 4039930377, 6733217295, 20199651885]

約数ペア:

[(1, 20199651885), (3, 6733217295), (5, 4039930377), (7, 2885664555), (9, 2244405765), (15, 1346643459), (21, 961888185), (27, 748135255), (35, 577132911), (45, 448881153), (63, 320629395), (105, 192377637), (135, 149627051), (189, 106876465), (315, 64125879), (945, 21375293)]