16487718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 37920960

約数和(自身を除く): 21433242

約数列:

[1, 2, 3, 6, 13, 26, 29, 37, 39, 58, 74, 78, 87, 111, 174, 197, 222, 377, 394, 481, 591, 754, 962, 1073, 1131, 1182, 1443, 2146, 2262, 2561, 2886, 3219, 5122, 5713, 6438, 7289, 7683, 11426, 13949, 14578, 15366, 17139, 21867, 27898, 34278, 41847, 43734, 74269, 83694, 94757, 148538, 189514, 211381, 222807, 284271, 422762, 445614, 568542, 634143, 1268286, 2747953, 5495906, 8243859, 16487718]

約数ペア:

[(1, 16487718), (2, 8243859), (3, 5495906), (6, 2747953), (13, 1268286), (26, 634143), (29, 568542), (37, 445614), (39, 422762), (58, 284271), (74, 222807), (78, 211381), (87, 189514), (111, 148538), (174, 94757), (197, 83694), (222, 74269), (377, 43734), (394, 41847), (481, 34278), (591, 27898), (754, 21867), (962, 17139), (1073, 15366), (1131, 14578), (1182, 13949), (1443, 11426), (2146, 7683), (2262, 7289), (2561, 6438), (2886, 5713), (3219, 5122)]