26980304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6827}}^1$

素因数の和:6867

約数の個数: 40

約数和(自身を含む): 59267040

約数和(自身を除く): 32286736

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 6827, 13654, 27308, 54616, 88751, 109232, 129713, 177502, 259426, 355004, 518852, 710008, 1037704, 1420016, 1686269, 2075408, 3372538, 6745076, 13490152, 26980304]

約数ペア:

[(1, 26980304), (2, 13490152), (4, 6745076), (8, 3372538), (13, 2075408), (16, 1686269), (19, 1420016), (26, 1037704), (38, 710008), (52, 518852), (76, 355004), (104, 259426), (152, 177502), (208, 129713), (247, 109232), (304, 88751), (494, 54616), (988, 27308), (1976, 13654), (3952, 6827)]