218013952

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 473737880

約数和(自身を除く): 255723928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 208, 218, 256, 416, 436, 601, 832, 872, 1202, 1417, 1664, 1744, 2404, 2834, 3328, 3488, 4808, 5668, 6976, 7813, 9616, 11336, 13952, 15626, 19232, 22672, 27904, 31252, 38464, 45344, 62504, 65509, 76928, 90688, 125008, 131018, 153856, 181376, 250016, 262036, 362752, 500032, 524072, 851617, 1000064, 1048144, 1703234, 2000128, 2096288, 3406468, 4192576, 6812936, 8385152, 13625872, 16770304, 27251744, 54503488, 109006976, 218013952]

約数ペア:

[(1, 218013952), (2, 109006976), (4, 54503488), (8, 27251744), (13, 16770304), (16, 13625872), (26, 8385152), (32, 6812936), (52, 4192576), (64, 3406468), (104, 2096288), (109, 2000128), (128, 1703234), (208, 1048144), (218, 1000064), (256, 851617), (416, 524072), (436, 500032), (601, 362752), (832, 262036), (872, 250016), (1202, 181376), (1417, 153856), (1664, 131018), (1744, 125008), (2404, 90688), (2834, 76928), (3328, 65509), (3488, 62504), (4808, 45344), (5668, 38464), (6976, 31252), (7813, 27904), (9616, 22672), (11336, 19232), (13952, 15626)]