1820996936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1089113}}^1$

素因数の和:1089149

約数の個数: 32

約数和(自身を含む): 3920810400

約数和(自身を除く): 2099813464

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 1089113, 2178226, 4356452, 8712904, 11980243, 20693147, 23960486, 41386294, 47920972, 82772588, 95841944, 165545176, 227624617, 455249234, 910498468, 1820996936]

約数ペア:

[(1, 1820996936), (2, 910498468), (4, 455249234), (8, 227624617), (11, 165545176), (19, 95841944), (22, 82772588), (38, 47920972), (44, 41386294), (76, 23960486), (88, 20693147), (152, 11980243), (209, 8712904), (418, 4356452), (836, 2178226), (1672, 1089113)]