16207456

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 35716464

約数和(自身を除く): 19509008

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 61, 76, 92, 122, 152, 184, 244, 304, 361, 368, 437, 488, 608, 722, 736, 874, 976, 1159, 1403, 1444, 1748, 1952, 2318, 2806, 2888, 3496, 4636, 5612, 5776, 6992, 8303, 9272, 11224, 11552, 13984, 16606, 18544, 22021, 22448, 26657, 33212, 37088, 44042, 44896, 53314, 66424, 88084, 106628, 132848, 176168, 213256, 265696, 352336, 426512, 506483, 704672, 853024, 1012966, 2025932, 4051864, 8103728, 16207456]

約数ペア:

[(1, 16207456), (2, 8103728), (4, 4051864), (8, 2025932), (16, 1012966), (19, 853024), (23, 704672), (32, 506483), (38, 426512), (46, 352336), (61, 265696), (76, 213256), (92, 176168), (122, 132848), (152, 106628), (184, 88084), (244, 66424), (304, 53314), (361, 44896), (368, 44042), (437, 37088), (488, 33212), (608, 26657), (722, 22448), (736, 22021), (874, 18544), (976, 16606), (1159, 13984), (1403, 11552), (1444, 11224), (1748, 9272), (1952, 8303), (2318, 6992), (2806, 5776), (2888, 5612), (3496, 4636)]