19402496

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4024

約数の個数: 36

約数和(自身を含む): 40777800

約数和(自身を除く): 21375304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 3989, 4864, 7978, 15956, 31912, 63824, 75791, 127648, 151582, 255296, 303164, 510592, 606328, 1021184, 1212656, 2425312, 4850624, 9701248, 19402496]

約数ペア:

[(1, 19402496), (2, 9701248), (4, 4850624), (8, 2425312), (16, 1212656), (19, 1021184), (32, 606328), (38, 510592), (64, 303164), (76, 255296), (128, 151582), (152, 127648), (256, 75791), (304, 63824), (608, 31912), (1216, 15956), (2432, 7978), (3989, 4864)]