20055970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4447}}^1$

素因数の和:4506

約数の個数: 32

約数和(自身を含む): 40352256

約数和(自身を除く): 20296286

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4447, 4510, 8894, 22235, 44470, 48917, 97834, 182327, 244585, 364654, 489170, 911635, 1823270, 2005597, 4011194, 10027985, 20055970]

約数ペア:

[(1, 20055970), (2, 10027985), (5, 4011194), (10, 2005597), (11, 1823270), (22, 911635), (41, 489170), (55, 364654), (82, 244585), (110, 182327), (205, 97834), (410, 48917), (451, 44470), (902, 22235), (2255, 8894), (4447, 4510)]