19738112

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2066

約数の個数: 40

約数和(自身を含む): 41533800

約数和(自身を除く): 21795688

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2029, 2432, 4058, 4864, 8116, 9728, 16232, 32464, 38551, 64928, 77102, 129856, 154204, 259712, 308408, 519424, 616816, 1038848, 1233632, 2467264, 4934528, 9869056, 19738112]

約数ペア:

[(1, 19738112), (2, 9869056), (4, 4934528), (8, 2467264), (16, 1233632), (19, 1038848), (32, 616816), (38, 519424), (64, 308408), (76, 259712), (128, 154204), (152, 129856), (256, 77102), (304, 64928), (512, 38551), (608, 32464), (1216, 16232), (2029, 9728), (2432, 8116), (4058, 4864)]