13218984

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{3221}}^1$

素因数の和:3255

約数の個数: 64

約数和(自身を含む): 38664000

約数和(自身を除く): 25445016

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, 3221, 4104, 6442, 9663, 12884, 19326, 25768, 28989, 38652, 57978, 61199, 77304, 86967, 115956, 122398, 173934, 183597, 231912, 244796, 347868, 367194, 489592, 550791, 695736, 734388, 1101582, 1468776, 1652373, 2203164, 3304746, 4406328, 6609492, 13218984]

約数ペア:

[(1, 13218984), (2, 6609492), (3, 4406328), (4, 3304746), (6, 2203164), (8, 1652373), (9, 1468776), (12, 1101582), (18, 734388), (19, 695736), (24, 550791), (27, 489592), (36, 367194), (38, 347868), (54, 244796), (57, 231912), (72, 183597), (76, 173934), (108, 122398), (114, 115956), (152, 86967), (171, 77304), (216, 61199), (228, 57978), (342, 38652), (456, 28989), (513, 25768), (684, 19326), (1026, 12884), (1368, 9663), (2052, 6442), (3221, 4104)]