19420736

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15971}}^1$

素因数の和:16002

約数の個数: 28

約数和(自身を含む): 40568880

約数和(自身を除く): 21148144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15971, 31942, 63884, 127768, 255536, 303449, 511072, 606898, 1022144, 1213796, 2427592, 4855184, 9710368, 19420736]

約数ペア:

[(1, 19420736), (2, 9710368), (4, 4855184), (8, 2427592), (16, 1213796), (19, 1022144), (32, 606898), (38, 511072), (64, 303449), (76, 255536), (152, 127768), (304, 63884), (608, 31942), (1216, 15971)]