16890147208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{373}}^1\times {\mathrm{2153}}^1$

素因数の和:2782

約数の個数: 64

約数和(自身を含む): 34801747200

約数和(自身を除く): 17911599992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 373, 478, 746, 956, 1492, 1912, 2153, 2629, 2984, 4103, 4306, 5258, 8206, 8612, 10516, 16412, 17224, 21032, 23683, 32824, 47366, 89147, 94732, 178294, 189464, 356588, 514567, 713176, 803069, 980617, 1029134, 1606138, 1961234, 2058268, 3212276, 3922468, 4116536, 5660237, 6424552, 7844936, 8833759, 11320474, 17667518, 22640948, 35335036, 45281896, 70670072, 191933491, 383866982, 767733964, 1535467928, 2111268401, 4222536802, 8445073604, 16890147208]

約数ペア:

[(1, 16890147208), (2, 8445073604), (4, 4222536802), (8, 2111268401), (11, 1535467928), (22, 767733964), (44, 383866982), (88, 191933491), (239, 70670072), (373, 45281896), (478, 35335036), (746, 22640948), (956, 17667518), (1492, 11320474), (1912, 8833759), (2153, 7844936), (2629, 6424552), (2984, 5660237), (4103, 4116536), (4306, 3922468), (5258, 3212276), (8206, 2058268), (8612, 1961234), (10516, 1606138), (16412, 1029134), (17224, 980617), (21032, 803069), (23683, 713176), (32824, 514567), (47366, 356588), (89147, 189464), (94732, 178294)]