19186768

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 38854656

約数和(自身を除く): 19667888

約数列:

[1, 2, 4, 8, 16, 31, 62, 101, 124, 202, 248, 383, 404, 496, 766, 808, 1532, 1616, 3064, 3131, 6128, 6262, 11873, 12524, 23746, 25048, 38683, 47492, 50096, 77366, 94984, 154732, 189968, 309464, 618928, 1199173, 2398346, 4796692, 9593384, 19186768]

約数ペア:

[(1, 19186768), (2, 9593384), (4, 4796692), (8, 2398346), (16, 1199173), (31, 618928), (62, 309464), (101, 189968), (124, 154732), (202, 94984), (248, 77366), (383, 50096), (404, 47492), (496, 38683), (766, 25048), (808, 23746), (1532, 12524), (1616, 11873), (3064, 6262), (3131, 6128)]