18435573

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 11562507

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 991, 1431, 2067, 2973, 6201, 8919, 12883, 18603, 26757, 38649, 52523, 115947, 157569, 347841, 472707, 682799, 1418121, 2048397, 6145191, 18435573]

約数ペア:

[(1, 18435573), (3, 6145191), (9, 2048397), (13, 1418121), (27, 682799), (39, 472707), (53, 347841), (117, 157569), (159, 115947), (351, 52523), (477, 38649), (689, 26757), (991, 18603), (1431, 12883), (2067, 8919), (2973, 6201)]