20850702928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{142907}}^1$

素因数の和:143755

約数の個数: 40

約数和(自身を含む): 44124274080

約数和(自身を除く): 23273571152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 829, 1658, 3316, 6632, 9119, 13264, 18238, 36476, 72952, 142907, 145904, 285814, 571628, 1143256, 1571977, 2286512, 3143954, 6287908, 12575816, 25151632, 118469903, 236939806, 473879612, 947759224, 1303168933, 1895518448, 2606337866, 5212675732, 10425351464, 20850702928]

約数ペア:

[(1, 20850702928), (2, 10425351464), (4, 5212675732), (8, 2606337866), (11, 1895518448), (16, 1303168933), (22, 947759224), (44, 473879612), (88, 236939806), (176, 118469903), (829, 25151632), (1658, 12575816), (3316, 6287908), (6632, 3143954), (9119, 2286512), (13264, 1571977), (18238, 1143256), (36476, 571628), (72952, 285814), (142907, 145904)]