20123351664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32248961}}^1$

素因数の和:32248985

約数の個数: 40

約数和(自身を含む): 55984198032

約数和(自身を除く): 35860846368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32248961, 64497922, 96746883, 128995844, 193493766, 257991688, 386987532, 419236493, 515983376, 773975064, 838472986, 1257709479, 1547950128, 1676945972, 2515418958, 3353891944, 5030837916, 6707783888, 10061675832, 20123351664]

約数ペア:

[(1, 20123351664), (2, 10061675832), (3, 6707783888), (4, 5030837916), (6, 3353891944), (8, 2515418958), (12, 1676945972), (13, 1547950128), (16, 1257709479), (24, 838472986), (26, 773975064), (39, 515983376), (48, 419236493), (52, 386987532), (78, 257991688), (104, 193493766), (156, 128995844), (208, 96746883), (312, 64497922), (624, 32248961)]