17620922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 30326400

約数和(自身を除く): 12705478

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 389, 638, 778, 781, 1562, 2059, 4118, 4279, 8558, 11281, 22562, 22649, 27619, 45298, 55238, 124091, 248182, 303809, 607618, 800951, 1601902, 8810461, 17620922]

約数ペア:

[(1, 17620922), (2, 8810461), (11, 1601902), (22, 800951), (29, 607618), (58, 303809), (71, 248182), (142, 124091), (319, 55238), (389, 45298), (638, 27619), (778, 22649), (781, 22562), (1562, 11281), (2059, 8558), (4118, 4279)]