18445408

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 39435984

約数和(自身を除く): 20990576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 68, 82, 136, 164, 272, 328, 544, 656, 697, 827, 1312, 1394, 1654, 2788, 3308, 5576, 6616, 11152, 13232, 14059, 22304, 26464, 28118, 33907, 56236, 67814, 112472, 135628, 224944, 271256, 449888, 542512, 576419, 1085024, 1152838, 2305676, 4611352, 9222704, 18445408]

約数ペア:

[(1, 18445408), (2, 9222704), (4, 4611352), (8, 2305676), (16, 1152838), (17, 1085024), (32, 576419), (34, 542512), (41, 449888), (68, 271256), (82, 224944), (136, 135628), (164, 112472), (272, 67814), (328, 56236), (544, 33907), (656, 28118), (697, 26464), (827, 22304), (1312, 14059), (1394, 13232), (1654, 11152), (2788, 6616), (3308, 5576)]