19408688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4057}}^1$

素因数の和:4101

約数の個数: 40

約数和(自身を含む): 42268128

約数和(自身を除く): 22859440

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4057, 4784, 8114, 16228, 32456, 52741, 64912, 93311, 105482, 186622, 210964, 373244, 421928, 746488, 843856, 1213043, 1492976, 2426086, 4852172, 9704344, 19408688]

約数ペア:

[(1, 19408688), (2, 9704344), (4, 4852172), (8, 2426086), (13, 1492976), (16, 1213043), (23, 843856), (26, 746488), (46, 421928), (52, 373244), (92, 210964), (104, 186622), (184, 105482), (208, 93311), (299, 64912), (368, 52741), (598, 32456), (1196, 16228), (2392, 8114), (4057, 4784)]