20175396087

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5501}}^1\times {\mathrm{15877}}^1$

素因数の和:21399

約数の個数: 32

約数和(自身を含む): 33546530304

約数和(自身を除く): 13371134217

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 5501, 15877, 16503, 38507, 47631, 60511, 111139, 115521, 174647, 181533, 333417, 423577, 523941, 1222529, 1270731, 3667587, 87339377, 262018131, 611375639, 960733147, 1834126917, 2882199441, 6725132029, 20175396087]

約数ペア:

[(1, 20175396087), (3, 6725132029), (7, 2882199441), (11, 1834126917), (21, 960733147), (33, 611375639), (77, 262018131), (231, 87339377), (5501, 3667587), (15877, 1270731), (16503, 1222529), (38507, 523941), (47631, 423577), (60511, 333417), (111139, 181533), (115521, 174647)]