18368376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 49986720

約数和(自身を除く): 31618344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 113, 156, 226, 312, 339, 452, 521, 678, 904, 1042, 1356, 1469, 1563, 2084, 2712, 2938, 3126, 4168, 4407, 5876, 6252, 6773, 8814, 11752, 12504, 13546, 17628, 20319, 27092, 35256, 40638, 54184, 58873, 81276, 117746, 162552, 176619, 235492, 353238, 470984, 706476, 765349, 1412952, 1530698, 2296047, 3061396, 4592094, 6122792, 9184188, 18368376]

約数ペア:

[(1, 18368376), (2, 9184188), (3, 6122792), (4, 4592094), (6, 3061396), (8, 2296047), (12, 1530698), (13, 1412952), (24, 765349), (26, 706476), (39, 470984), (52, 353238), (78, 235492), (104, 176619), (113, 162552), (156, 117746), (226, 81276), (312, 58873), (339, 54184), (452, 40638), (521, 35256), (678, 27092), (904, 20319), (1042, 17628), (1356, 13546), (1469, 12504), (1563, 11752), (2084, 8814), (2712, 6773), (2938, 6252), (3126, 5876), (4168, 4407)]