31814474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 53136000

約数和(自身を除く): 21321526

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 409, 437, 818, 874, 1691, 2047, 3382, 4094, 7771, 9407, 15542, 18814, 36401, 38893, 72802, 77786, 178733, 357466, 691619, 837223, 1383238, 1674446, 15907237, 31814474]

約数ペア:

[(1, 31814474), (2, 15907237), (19, 1674446), (23, 1383238), (38, 837223), (46, 691619), (89, 357466), (178, 178733), (409, 77786), (437, 72802), (818, 38893), (874, 36401), (1691, 18814), (2047, 15542), (3382, 9407), (4094, 7771)]