19000384

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:623

約数の個数: 56

約数和(自身を含む): 41669208

約数和(自身を除く): 22668824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 208, 328, 416, 533, 557, 656, 832, 1066, 1114, 1312, 2132, 2228, 2624, 4264, 4456, 7241, 8528, 8912, 14482, 17056, 17824, 22837, 28964, 34112, 35648, 45674, 57928, 91348, 115856, 182696, 231712, 296881, 365392, 463424, 593762, 730784, 1187524, 1461568, 2375048, 4750096, 9500192, 19000384]

約数ペア:

[(1, 19000384), (2, 9500192), (4, 4750096), (8, 2375048), (13, 1461568), (16, 1187524), (26, 730784), (32, 593762), (41, 463424), (52, 365392), (64, 296881), (82, 231712), (104, 182696), (164, 115856), (208, 91348), (328, 57928), (416, 45674), (533, 35648), (557, 34112), (656, 28964), (832, 22837), (1066, 17824), (1114, 17056), (1312, 14482), (2132, 8912), (2228, 8528), (2624, 7241), (4264, 4456)]