82131718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 50924282

約数列:

[1, 2, 19, 38, 79, 109, 158, 218, 251, 502, 1501, 2071, 3002, 4142, 4769, 8611, 9538, 17222, 19829, 27359, 39658, 54718, 163609, 327218, 376751, 519821, 753502, 1039642, 2161361, 4322722, 41065859, 82131718]

約数ペア:

[(1, 82131718), (2, 41065859), (19, 4322722), (38, 2161361), (79, 1039642), (109, 753502), (158, 519821), (218, 376751), (251, 327218), (502, 163609), (1501, 54718), (2071, 39658), (3002, 27359), (4142, 19829), (4769, 17222), (8611, 9538)]