20216375024

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{59351}}^1$

素因数の和:59769

約数の個数: 40

約数和(自身を含む): 39926090400

約数和(自身を除く): 19709715376

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 349, 488, 698, 976, 1396, 2792, 5584, 21289, 42578, 59351, 85156, 118702, 170312, 237404, 340624, 474808, 949616, 3620411, 7240822, 14481644, 20713499, 28963288, 41426998, 57926576, 82853996, 165707992, 331415984, 1263523439, 2527046878, 5054093756, 10108187512, 20216375024]

約数ペア:

[(1, 20216375024), (2, 10108187512), (4, 5054093756), (8, 2527046878), (16, 1263523439), (61, 331415984), (122, 165707992), (244, 82853996), (349, 57926576), (488, 41426998), (698, 28963288), (976, 20713499), (1396, 14481644), (2792, 7240822), (5584, 3620411), (21289, 949616), (42578, 474808), (59351, 340624), (85156, 237404), (118702, 170312)]