18537768

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4517}}^1$

素因数の和:4551

約数の個数: 64

約数和(自身を含む): 54216000

約数和(自身を除く): 35678232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4517, 9034, 13551, 18068, 27102, 36136, 40653, 54204, 81306, 85823, 108408, 121959, 162612, 171646, 243918, 257469, 325224, 343292, 487836, 514938, 686584, 772407, 975672, 1029876, 1544814, 2059752, 2317221, 3089628, 4634442, 6179256, 9268884, 18537768]

約数ペア:

[(1, 18537768), (2, 9268884), (3, 6179256), (4, 4634442), (6, 3089628), (8, 2317221), (9, 2059752), (12, 1544814), (18, 1029876), (19, 975672), (24, 772407), (27, 686584), (36, 514938), (38, 487836), (54, 343292), (57, 325224), (72, 257469), (76, 243918), (108, 171646), (114, 162612), (152, 121959), (171, 108408), (216, 85823), (228, 81306), (342, 54204), (456, 40653), (513, 36136), (684, 27102), (1026, 18068), (1368, 13551), (2052, 9034), (4104, 4517)]