15390388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6883}}^1$

素因数の和:6943

約数の個数: 24

約数和(自身を含む): 29683808

約数和(自身を除く): 14293420

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 6883, 13766, 27532, 89479, 178958, 295969, 357916, 591938, 1183876, 3847597, 7695194, 15390388]

約数ペア:

[(1, 15390388), (2, 7695194), (4, 3847597), (13, 1183876), (26, 591938), (43, 357916), (52, 295969), (86, 178958), (172, 89479), (559, 27532), (1118, 13766), (2236, 6883)]