219903358

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 346104000

約数和(自身を除く): 126200642

約数列:

[1, 2, 37, 74, 109, 137, 199, 218, 274, 398, 4033, 5069, 7363, 8066, 10138, 14726, 14933, 21691, 27263, 29866, 43382, 54526, 552521, 802567, 1008731, 1105042, 1605134, 2017462, 2971667, 5943334, 109951679, 219903358]

約数ペア:

[(1, 219903358), (2, 109951679), (37, 5943334), (74, 2971667), (109, 2017462), (137, 1605134), (199, 1105042), (218, 1008731), (274, 802567), (398, 552521), (4033, 54526), (5069, 43382), (7363, 29866), (8066, 27263), (10138, 21691), (14726, 14933)]