18971952

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4441}}^1$

素因数の和:4541

約数の個数: 40

約数和(自身を含む): 49572720

約数和(自身を除く): 30600768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4441, 8882, 13323, 17764, 26646, 35528, 53292, 71056, 106584, 213168, 395249, 790498, 1185747, 1580996, 2371494, 3161992, 4742988, 6323984, 9485976, 18971952]

約数ペア:

[(1, 18971952), (2, 9485976), (3, 6323984), (4, 4742988), (6, 3161992), (8, 2371494), (12, 1580996), (16, 1185747), (24, 790498), (48, 395249), (89, 213168), (178, 106584), (267, 71056), (356, 53292), (534, 35528), (712, 26646), (1068, 17764), (1424, 13323), (2136, 8882), (4272, 4441)]