18861744

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 53746560

約数和(自身を除く): 34884816

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 139, 176, 257, 264, 278, 417, 514, 528, 556, 771, 834, 1028, 1112, 1529, 1542, 1668, 2056, 2224, 2827, 3058, 3084, 3336, 4112, 4587, 5654, 6116, 6168, 6672, 8481, 9174, 11308, 12232, 12336, 16962, 18348, 22616, 24464, 33924, 35723, 36696, 45232, 67848, 71446, 73392, 107169, 135696, 142892, 214338, 285784, 392953, 428676, 571568, 785906, 857352, 1178859, 1571812, 1714704, 2357718, 3143624, 4715436, 6287248, 9430872, 18861744]

約数ペア:

[(1, 18861744), (2, 9430872), (3, 6287248), (4, 4715436), (6, 3143624), (8, 2357718), (11, 1714704), (12, 1571812), (16, 1178859), (22, 857352), (24, 785906), (33, 571568), (44, 428676), (48, 392953), (66, 285784), (88, 214338), (132, 142892), (139, 135696), (176, 107169), (257, 73392), (264, 71446), (278, 67848), (417, 45232), (514, 36696), (528, 35723), (556, 33924), (771, 24464), (834, 22616), (1028, 18348), (1112, 16962), (1529, 12336), (1542, 12232), (1668, 11308), (2056, 9174), (2224, 8481), (2827, 6672), (3058, 6168), (3084, 6116), (3336, 5654), (4112, 4587)]