20233969917

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{887}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 32400605184

約数和(自身を除く): 12166635267

約数列:

[1, 3, 7, 21, 31, 67, 93, 201, 217, 469, 523, 651, 887, 1407, 1569, 2077, 2661, 3661, 6209, 6231, 10983, 14539, 16213, 18627, 27497, 35041, 43617, 48639, 59429, 82491, 105123, 113491, 178287, 192479, 245287, 340473, 416003, 463901, 577437, 735861, 1086271, 1248009, 1391703, 1842299, 3247307, 3258813, 5526897, 7603897, 9741921, 12896093, 14380931, 22811691, 31081367, 38688279, 43142793, 93244101, 100666517, 217569569, 301999551, 652708707, 963522377, 2890567131, 6744656639, 20233969917]

約数ペア:

[(1, 20233969917), (3, 6744656639), (7, 2890567131), (21, 963522377), (31, 652708707), (67, 301999551), (93, 217569569), (201, 100666517), (217, 93244101), (469, 43142793), (523, 38688279), (651, 31081367), (887, 22811691), (1407, 14380931), (1569, 12896093), (2077, 9741921), (2661, 7603897), (3661, 5526897), (6209, 3258813), (6231, 3247307), (10983, 1842299), (14539, 1391703), (16213, 1248009), (18627, 1086271), (27497, 735861), (35041, 577437), (43617, 463901), (48639, 416003), (59429, 340473), (82491, 245287), (105123, 192479), (113491, 178287)]