39992758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 68997600

約数和(自身を除く): 29004842

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1109, 1387, 1898, 2218, 2774, 14417, 18031, 21071, 28834, 36062, 42142, 80957, 161914, 273923, 547846, 1052441, 1538183, 2104882, 3076366, 19996379, 39992758]

約数ペア:

[(1, 39992758), (2, 19996379), (13, 3076366), (19, 2104882), (26, 1538183), (38, 1052441), (73, 547846), (146, 273923), (247, 161914), (494, 80957), (949, 42142), (1109, 36062), (1387, 28834), (1898, 21071), (2218, 18031), (2774, 14417)]