20269184

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{937}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 43771770

約数和(自身を除く): 23502586

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 937, 1352, 1664, 1874, 2704, 3748, 5408, 7496, 10816, 12181, 14992, 21632, 24362, 29984, 48724, 59968, 97448, 119936, 158353, 194896, 316706, 389792, 633412, 779584, 1266824, 1559168, 2533648, 5067296, 10134592, 20269184]

約数ペア:

[(1, 20269184), (2, 10134592), (4, 5067296), (8, 2533648), (13, 1559168), (16, 1266824), (26, 779584), (32, 633412), (52, 389792), (64, 316706), (104, 194896), (128, 158353), (169, 119936), (208, 97448), (338, 59968), (416, 48724), (676, 29984), (832, 24362), (937, 21632), (1352, 14992), (1664, 12181), (1874, 10816), (2704, 7496), (3748, 5408)]