15920442

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 22095558

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 59, 114, 118, 171, 177, 263, 342, 354, 513, 526, 531, 789, 1026, 1062, 1121, 1578, 1593, 2242, 2367, 3186, 3363, 4734, 4997, 6726, 7101, 9994, 10089, 14202, 14991, 15517, 20178, 29982, 30267, 31034, 44973, 46551, 60534, 89946, 93102, 134919, 139653, 269838, 279306, 294823, 418959, 589646, 837918, 884469, 1768938, 2653407, 5306814, 7960221, 15920442]

約数ペア:

[(1, 15920442), (2, 7960221), (3, 5306814), (6, 2653407), (9, 1768938), (18, 884469), (19, 837918), (27, 589646), (38, 418959), (54, 294823), (57, 279306), (59, 269838), (114, 139653), (118, 134919), (171, 93102), (177, 89946), (263, 60534), (342, 46551), (354, 44973), (513, 31034), (526, 30267), (531, 29982), (789, 20178), (1026, 15517), (1062, 14991), (1121, 14202), (1578, 10089), (1593, 9994), (2242, 7101), (2367, 6726), (3186, 4997), (3363, 4734)]