18795472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1607}}^1$

素因数の和:1675

約数の個数: 40

約数和(自身を含む): 39479616

約数和(自身を除く): 20684144

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 1607, 2924, 3214, 5848, 6428, 11696, 12856, 25712, 27319, 54638, 69101, 109276, 138202, 218552, 276404, 437104, 552808, 1105616, 1174717, 2349434, 4698868, 9397736, 18795472]

約数ペア:

[(1, 18795472), (2, 9397736), (4, 4698868), (8, 2349434), (16, 1174717), (17, 1105616), (34, 552808), (43, 437104), (68, 276404), (86, 218552), (136, 138202), (172, 109276), (272, 69101), (344, 54638), (688, 27319), (731, 25712), (1462, 12856), (1607, 11696), (2924, 6428), (3214, 5848)]