20154405970

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{32321}}^1$

素因数の和:32946

約数の個数: 32

約数和(自身を含む): 36639184896

約数和(自身を除く): 16484778926

約数列:

[1, 2, 5, 10, 127, 254, 491, 635, 982, 1270, 2455, 4910, 32321, 62357, 64642, 124714, 161605, 311785, 323210, 623570, 4104767, 8209534, 15869611, 20523835, 31739222, 41047670, 79348055, 158696110, 2015440597, 4030881194, 10077202985, 20154405970]

約数ペア:

[(1, 20154405970), (2, 10077202985), (5, 4030881194), (10, 2015440597), (127, 158696110), (254, 79348055), (491, 41047670), (635, 31739222), (982, 20523835), (1270, 15869611), (2455, 8209534), (4910, 4104767), (32321, 623570), (62357, 323210), (64642, 311785), (124714, 161605)]