15487888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3959

約数の個数: 40

約数和(自身を含む): 34025600

約数和(自身を除く): 18537712

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3919, 3952, 7838, 15676, 31352, 50947, 62704, 74461, 101894, 148922, 203788, 297844, 407576, 595688, 815152, 967993, 1191376, 1935986, 3871972, 7743944, 15487888]

約数ペア:

[(1, 15487888), (2, 7743944), (4, 3871972), (8, 1935986), (13, 1191376), (16, 967993), (19, 815152), (26, 595688), (38, 407576), (52, 297844), (76, 203788), (104, 148922), (152, 101894), (208, 74461), (247, 62704), (304, 50947), (494, 31352), (988, 15676), (1976, 7838), (3919, 3952)]