13121704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 26100000

約数和(自身を除く): 12978296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 173, 346, 499, 692, 998, 1384, 1996, 3287, 3992, 6574, 9481, 13148, 18962, 26296, 37924, 75848, 86327, 172654, 345308, 690616, 1640213, 3280426, 6560852, 13121704]

約数ペア:

[(1, 13121704), (2, 6560852), (4, 3280426), (8, 1640213), (19, 690616), (38, 345308), (76, 172654), (152, 86327), (173, 75848), (346, 37924), (499, 26296), (692, 18962), (998, 13148), (1384, 9481), (1996, 6574), (3287, 3992)]