19986304

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12011}}^1$

素因数の和:12038

約数の個数: 32

約数和(自身を含む): 42882840

約数和(自身を除く): 22896536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12011, 24022, 48044, 96088, 156143, 192176, 312286, 384352, 624572, 768704, 1249144, 1537408, 2498288, 4996576, 9993152, 19986304]

約数ペア:

[(1, 19986304), (2, 9993152), (4, 4996576), (8, 2498288), (13, 1537408), (16, 1249144), (26, 768704), (32, 624572), (52, 384352), (64, 312286), (104, 192176), (128, 156143), (208, 96088), (416, 48044), (832, 24022), (1664, 12011)]