17771988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3079}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 45879680

約数和(自身を除く): 28107692

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3079, 5772, 6158, 9237, 12316, 18474, 36948, 40027, 80054, 113923, 120081, 160108, 227846, 240162, 341769, 455692, 480324, 683538, 1367076, 1480999, 2961998, 4442997, 5923996, 8885994, 17771988]

約数ペア:

[(1, 17771988), (2, 8885994), (3, 5923996), (4, 4442997), (6, 2961998), (12, 1480999), (13, 1367076), (26, 683538), (37, 480324), (39, 455692), (52, 341769), (74, 240162), (78, 227846), (111, 160108), (148, 120081), (156, 113923), (222, 80054), (444, 40027), (481, 36948), (962, 18474), (1443, 12316), (1924, 9237), (2886, 6158), (3079, 5772)]