39938038

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 74487600

約数和(自身を除く): 34549562

約数列:

[1, 2, 7, 14, 19, 38, 49, 89, 98, 133, 178, 241, 266, 482, 623, 931, 1246, 1687, 1691, 1862, 3374, 3382, 4361, 4579, 8722, 9158, 11809, 11837, 21449, 23618, 23674, 32053, 42898, 64106, 82859, 150143, 165718, 224371, 300286, 407531, 448742, 815062, 1051001, 2102002, 2852717, 5705434, 19969019, 39938038]

約数ペア:

[(1, 39938038), (2, 19969019), (7, 5705434), (14, 2852717), (19, 2102002), (38, 1051001), (49, 815062), (89, 448742), (98, 407531), (133, 300286), (178, 224371), (241, 165718), (266, 150143), (482, 82859), (623, 64106), (931, 42898), (1246, 32053), (1687, 23674), (1691, 23618), (1862, 21449), (3374, 11837), (3382, 11809), (4361, 9158), (4579, 8722)]