15903568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 33212160

約数和(自身を除く): 17308592

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 991, 1003, 1982, 2006, 3964, 4012, 7928, 8024, 15856, 16048, 16847, 33694, 58469, 67388, 116938, 134776, 233876, 269552, 467752, 935504, 993973, 1987946, 3975892, 7951784, 15903568]

約数ペア:

[(1, 15903568), (2, 7951784), (4, 3975892), (8, 1987946), (16, 993973), (17, 935504), (34, 467752), (59, 269552), (68, 233876), (118, 134776), (136, 116938), (236, 67388), (272, 58469), (472, 33694), (944, 16847), (991, 16048), (1003, 15856), (1982, 8024), (2006, 7928), (3964, 4012)]