18189912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 49402080

約数和(自身を除く): 31212168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 173, 312, 337, 346, 519, 674, 692, 1011, 1038, 1348, 1384, 2022, 2076, 2249, 2696, 4044, 4152, 4381, 4498, 6747, 8088, 8762, 8996, 13143, 13494, 17524, 17992, 26286, 26988, 35048, 52572, 53976, 58301, 105144, 116602, 174903, 233204, 349806, 466408, 699612, 757913, 1399224, 1515826, 2273739, 3031652, 4547478, 6063304, 9094956, 18189912]

約数ペア:

[(1, 18189912), (2, 9094956), (3, 6063304), (4, 4547478), (6, 3031652), (8, 2273739), (12, 1515826), (13, 1399224), (24, 757913), (26, 699612), (39, 466408), (52, 349806), (78, 233204), (104, 174903), (156, 116602), (173, 105144), (312, 58301), (337, 53976), (346, 52572), (519, 35048), (674, 26988), (692, 26286), (1011, 17992), (1038, 17524), (1348, 13494), (1384, 13143), (2022, 8996), (2076, 8762), (2249, 8088), (2696, 6747), (4044, 4498), (4152, 4381)]