20187599776

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{863}}^1\times {\mathrm{23581}}^1$

素因数の和:24485

約数の個数: 48

約数和(自身を含む): 41075693568

約数和(自身を除く): 20888093792

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 863, 992, 1726, 3452, 6904, 13808, 23581, 26753, 27616, 47162, 53506, 94324, 107012, 188648, 214024, 377296, 428048, 731011, 754592, 856096, 1462022, 2924044, 5848088, 11696176, 20350403, 23392352, 40700806, 81401612, 162803224, 325606448, 630862493, 651212896, 1261724986, 2523449972, 5046899944, 10093799888, 20187599776]

約数ペア:

[(1, 20187599776), (2, 10093799888), (4, 5046899944), (8, 2523449972), (16, 1261724986), (31, 651212896), (32, 630862493), (62, 325606448), (124, 162803224), (248, 81401612), (496, 40700806), (863, 23392352), (992, 20350403), (1726, 11696176), (3452, 5848088), (6904, 2924044), (13808, 1462022), (23581, 856096), (26753, 754592), (27616, 731011), (47162, 428048), (53506, 377296), (94324, 214024), (107012, 188648)]