1048651664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89659}}^1$

素因数の和:89727

約数の個数: 40

約数和(自身を含む): 2201332320

約数和(自身を除く): 1152680656

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5848, 11696, 89659, 179318, 358636, 717272, 1434544, 1524203, 3048406, 3855337, 6096812, 7710674, 12193624, 15421348, 24387248, 30842696, 61685392, 65540729, 131081458, 262162916, 524325832, 1048651664]

約数ペア:

[(1, 1048651664), (2, 524325832), (4, 262162916), (8, 131081458), (16, 65540729), (17, 61685392), (34, 30842696), (43, 24387248), (68, 15421348), (86, 12193624), (136, 7710674), (172, 6096812), (272, 3855337), (344, 3048406), (688, 1524203), (731, 1434544), (1462, 717272), (2924, 358636), (5848, 179318), (11696, 89659)]