15120922

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 10539878

約数列:

[1, 2, 17, 19, 34, 38, 89, 178, 263, 323, 526, 646, 1513, 1691, 3026, 3382, 4471, 4997, 8942, 9994, 23407, 28747, 46814, 57494, 84949, 169898, 397919, 444733, 795838, 889466, 7560461, 15120922]

約数ペア:

[(1, 15120922), (2, 7560461), (17, 889466), (19, 795838), (34, 444733), (38, 397919), (89, 169898), (178, 84949), (263, 57494), (323, 46814), (526, 28747), (646, 23407), (1513, 9994), (1691, 8942), (3026, 4997), (3382, 4471)]