18395806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 32731776

約数和(自身を除く): 14335970

約数列:

[1, 2, 11, 13, 22, 26, 131, 143, 262, 286, 491, 982, 1441, 1703, 2882, 3406, 5401, 6383, 10802, 12766, 18733, 37466, 64321, 70213, 128642, 140426, 707531, 836173, 1415062, 1672346, 9197903, 18395806]

約数ペア:

[(1, 18395806), (2, 9197903), (11, 1672346), (13, 1415062), (22, 836173), (26, 707531), (131, 140426), (143, 128642), (262, 70213), (286, 64321), (491, 37466), (982, 18733), (1441, 12766), (1703, 10802), (2882, 6383), (3406, 5401)]