1990504448

素因数分解:

$2^{12}\times {\mathrm{19}}^1\times {\mathrm{25577}}^1$

素因数の和:25620

約数の個数: 52

約数和(自身を含む): 4190187960

約数和(自身を除く): 2199683512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2048, 2432, 4096, 4864, 9728, 19456, 25577, 38912, 51154, 77824, 102308, 204616, 409232, 485963, 818464, 971926, 1636928, 1943852, 3273856, 3887704, 6547712, 7775408, 13095424, 15550816, 26190848, 31101632, 52381696, 62203264, 104763392, 124406528, 248813056, 497626112, 995252224, 1990504448]

約数ペア:

[(1, 1990504448), (2, 995252224), (4, 497626112), (8, 248813056), (16, 124406528), (19, 104763392), (32, 62203264), (38, 52381696), (64, 31101632), (76, 26190848), (128, 15550816), (152, 13095424), (256, 7775408), (304, 6547712), (512, 3887704), (608, 3273856), (1024, 1943852), (1216, 1636928), (2048, 971926), (2432, 818464), (4096, 485963), (4864, 409232), (9728, 204616), (19456, 102308), (25577, 77824), (38912, 51154)]