20461472

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 44157960

約数和(自身を除く): 23696488

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1297, 1972, 2594, 3944, 5188, 7888, 10376, 15776, 20752, 22049, 37613, 41504, 44098, 75226, 88196, 150452, 176392, 300904, 352784, 601808, 639421, 705568, 1203616, 1278842, 2557684, 5115368, 10230736, 20461472]

約数ペア:

[(1, 20461472), (2, 10230736), (4, 5115368), (8, 2557684), (16, 1278842), (17, 1203616), (29, 705568), (32, 639421), (34, 601808), (58, 352784), (68, 300904), (116, 176392), (136, 150452), (232, 88196), (272, 75226), (464, 44098), (493, 41504), (544, 37613), (928, 22049), (986, 20752), (1297, 15776), (1972, 10376), (2594, 7888), (3944, 5188)]