16674970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 35038080

約数和(自身を除く): 18363110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 43, 65, 86, 95, 130, 157, 190, 215, 247, 314, 430, 494, 559, 785, 817, 1118, 1235, 1570, 1634, 2041, 2470, 2795, 2983, 4082, 4085, 5590, 5966, 6751, 8170, 10205, 10621, 13502, 14915, 20410, 21242, 29830, 33755, 38779, 53105, 67510, 77558, 87763, 106210, 128269, 175526, 193895, 256538, 387790, 438815, 641345, 877630, 1282690, 1667497, 3334994, 8337485, 16674970]

約数ペア:

[(1, 16674970), (2, 8337485), (5, 3334994), (10, 1667497), (13, 1282690), (19, 877630), (26, 641345), (38, 438815), (43, 387790), (65, 256538), (86, 193895), (95, 175526), (130, 128269), (157, 106210), (190, 87763), (215, 77558), (247, 67510), (314, 53105), (430, 38779), (494, 33755), (559, 29830), (785, 21242), (817, 20410), (1118, 14915), (1235, 13502), (1570, 10621), (1634, 10205), (2041, 8170), (2470, 6751), (2795, 5966), (2983, 5590), (4082, 4085)]