18958312

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 36861480

約数和(自身を除く): 17903168

約数列:

[1, 2, 4, 8, 53, 61, 106, 122, 212, 244, 424, 488, 733, 1466, 2932, 3233, 5864, 6466, 12932, 25864, 38849, 44713, 77698, 89426, 155396, 178852, 310792, 357704, 2369789, 4739578, 9479156, 18958312]

約数ペア:

[(1, 18958312), (2, 9479156), (4, 4739578), (8, 2369789), (53, 357704), (61, 310792), (106, 178852), (122, 155396), (212, 89426), (244, 77698), (424, 44713), (488, 38849), (733, 25864), (1466, 12932), (2932, 6466), (3233, 5864)]