15986392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 33747840

約数和(自身を除く): 17761448

約数列:

[1, 2, 4, 8, 17, 34, 41, 47, 61, 68, 82, 94, 122, 136, 164, 188, 244, 328, 376, 488, 697, 799, 1037, 1394, 1598, 1927, 2074, 2501, 2788, 2867, 3196, 3854, 4148, 5002, 5576, 5734, 6392, 7708, 8296, 10004, 11468, 15416, 20008, 22936, 32759, 42517, 48739, 65518, 85034, 97478, 117547, 131036, 170068, 194956, 235094, 262072, 340136, 389912, 470188, 940376, 1998299, 3996598, 7993196, 15986392]

約数ペア:

[(1, 15986392), (2, 7993196), (4, 3996598), (8, 1998299), (17, 940376), (34, 470188), (41, 389912), (47, 340136), (61, 262072), (68, 235094), (82, 194956), (94, 170068), (122, 131036), (136, 117547), (164, 97478), (188, 85034), (244, 65518), (328, 48739), (376, 42517), (488, 32759), (697, 22936), (799, 20008), (1037, 15416), (1394, 11468), (1598, 10004), (1927, 8296), (2074, 7708), (2501, 6392), (2788, 5734), (2867, 5576), (3196, 5002), (3854, 4148)]