18923898

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 44388864

約数和(自身を除く): 25464966

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 191, 294, 337, 382, 573, 674, 1011, 1146, 1337, 2022, 2359, 2674, 4011, 4718, 7077, 8022, 9359, 14154, 16513, 18718, 28077, 33026, 49539, 56154, 64367, 99078, 128734, 193101, 386202, 450569, 901138, 1351707, 2703414, 3153983, 6307966, 9461949, 18923898]

約数ペア:

[(1, 18923898), (2, 9461949), (3, 6307966), (6, 3153983), (7, 2703414), (14, 1351707), (21, 901138), (42, 450569), (49, 386202), (98, 193101), (147, 128734), (191, 99078), (294, 64367), (337, 56154), (382, 49539), (573, 33026), (674, 28077), (1011, 18718), (1146, 16513), (1337, 14154), (2022, 9359), (2359, 8022), (2674, 7077), (4011, 4718)]