19694336

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4049}}^1$

素因数の和:4084

約数の個数: 36

約数和(自身を含む): 41391000

約数和(自身を除く): 21696664

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4049, 4864, 8098, 16196, 32392, 64784, 76931, 129568, 153862, 259136, 307724, 518272, 615448, 1036544, 1230896, 2461792, 4923584, 9847168, 19694336]

約数ペア:

[(1, 19694336), (2, 9847168), (4, 4923584), (8, 2461792), (16, 1230896), (19, 1036544), (32, 615448), (38, 518272), (64, 307724), (76, 259136), (128, 153862), (152, 129568), (256, 76931), (304, 64784), (608, 32392), (1216, 16196), (2432, 8098), (4049, 4864)]