19753208

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 38005200

約数和(自身を除く): 18251992

約数列:

[1, 2, 4, 8, 67, 134, 137, 268, 269, 274, 536, 538, 548, 1076, 1096, 2152, 9179, 18023, 18358, 36046, 36716, 36853, 72092, 73432, 73706, 144184, 147412, 294824, 2469151, 4938302, 9876604, 19753208]

約数ペア:

[(1, 19753208), (2, 9876604), (4, 4938302), (8, 2469151), (67, 294824), (134, 147412), (137, 144184), (268, 73706), (269, 73432), (274, 72092), (536, 36853), (538, 36716), (548, 36046), (1076, 18358), (1096, 18023), (2152, 9179)]