18337730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{401}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 35166960

約数和(自身を除く): 16829230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 401, 538, 802, 1345, 2005, 2690, 4010, 4573, 6817, 9146, 13634, 22865, 34085, 45730, 68170, 107869, 215738, 539345, 1078690, 1833773, 3667546, 9168865, 18337730]

約数ペア:

[(1, 18337730), (2, 9168865), (5, 3667546), (10, 1833773), (17, 1078690), (34, 539345), (85, 215738), (170, 107869), (269, 68170), (401, 45730), (538, 34085), (802, 22865), (1345, 13634), (2005, 9146), (2690, 6817), (4010, 4573)]