19656832

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11813}}^1$

素因数の和:11840

約数の個数: 32

約数和(自身を含む): 42175980

約数和(自身を除く): 22519148

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11813, 23626, 47252, 94504, 153569, 189008, 307138, 378016, 614276, 756032, 1228552, 1512064, 2457104, 4914208, 9828416, 19656832]

約数ペア:

[(1, 19656832), (2, 9828416), (4, 4914208), (8, 2457104), (13, 1512064), (16, 1228552), (26, 756032), (32, 614276), (52, 378016), (64, 307138), (104, 189008), (128, 153569), (208, 94504), (416, 47252), (832, 23626), (1664, 11813)]