218594734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 351072000

約数和(自身を除く): 132477266

約数列:

[1, 2, 19, 38, 137, 199, 211, 274, 398, 422, 2603, 3781, 4009, 5206, 7562, 8018, 27263, 28907, 41989, 54526, 57814, 83978, 517997, 549233, 797791, 1035994, 1098466, 1595582, 5752493, 11504986, 109297367, 218594734]

約数ペア:

[(1, 218594734), (2, 109297367), (19, 11504986), (38, 5752493), (137, 1595582), (199, 1098466), (211, 1035994), (274, 797791), (398, 549233), (422, 517997), (2603, 83978), (3781, 57814), (4009, 54526), (5206, 41989), (7562, 28907), (8018, 27263)]