20154722170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{226483}}^1$

素因数の和:227310

約数の個数: 32

約数和(自身を含む): 39625640640

約数和(自身を除く): 19470918470

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 809, 1618, 4045, 8090, 8899, 17798, 44495, 88990, 226483, 452966, 1132415, 2264830, 2491313, 4982626, 12456565, 24913130, 183224747, 366449494, 916123735, 1832247470, 2015472217, 4030944434, 10077361085, 20154722170]

約数ペア:

[(1, 20154722170), (2, 10077361085), (5, 4030944434), (10, 2015472217), (11, 1832247470), (22, 916123735), (55, 366449494), (110, 183224747), (809, 24913130), (1618, 12456565), (4045, 4982626), (8090, 2491313), (8899, 2264830), (17798, 1132415), (44495, 452966), (88990, 226483)]